Solve for z
z=\frac{181900}{354081}\approx 0.513724261
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\frac{3.638}{18.158}\times 100=39z
Subtract 14.52 from 18.158 to get 3.638.
\frac{3638}{18158}\times 100=39z
Expand \frac{3.638}{18.158} by multiplying both numerator and the denominator by 1000.
\frac{1819}{9079}\times 100=39z
Reduce the fraction \frac{3638}{18158} to lowest terms by extracting and canceling out 2.
\frac{1819\times 100}{9079}=39z
Express \frac{1819}{9079}\times 100 as a single fraction.
\frac{181900}{9079}=39z
Multiply 1819 and 100 to get 181900.
39z=\frac{181900}{9079}
Swap sides so that all variable terms are on the left hand side.
z=\frac{\frac{181900}{9079}}{39}
Divide both sides by 39.
z=\frac{181900}{9079\times 39}
Express \frac{\frac{181900}{9079}}{39} as a single fraction.
z=\frac{181900}{354081}
Multiply 9079 and 39 to get 354081.
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