What is 45 percent of 172?

Answer: 45% of 172 is 77.4.

You want to know the answer to this question: what is 45 percent of 172? Here is a very simple step-by-step guide to find out.

Step 1: A percentage is a number or ratio expressed as a fraction of 100.

\(45\%\) = \(45 \over 100 \) = \(0.45\)

Step 2: We use the following formula:

\(\text{Percentage of a value}\) = \(X \cdot P\%\)

• \(X = 172\)
• \(P\% = 45\%\) = \(45 \over 100 \) = \(0.45\)

\(Answer: 172 \cdot 45\%\) = \(172 \cdot 0.45\) = \(77.4\)

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