# Chapter 4 - Proportions, Percents, and Solving Inequalities - Chapter 4 Review Problem Set - Page 183: 29

#### Work Step by Step

Let X be the number we are looking for. The word “is” refers to equality, so this question translates to: X = 120% of 72 120% of 72 means 120% $\times$ 72, so: X = 120% $\times$ 72 X = 1.2 $\times$ 72 X = 86.4

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