Home / 117,452.39-162,082.89-63,736.97

Finding the Fourth Proportional to 117,452.39, 162,082.89 and 63,736.97

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Solution

The fourth proportional to 117,452.39, 162,082.89 and 63,736.97 is: 87,956.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,452.39 : 162,082.89 = 63,736.97 : x
  2. Step 2: Convert to fraction form
    117,452.39/162,082.89 = 63,736.97/x
  3. Step 3: Cross multiply
    117,452.39x = 162,082.89 × 63,736.97
  4. Step 4: Simplify right side
    117,452.39x = 10,330,671,487.03
  5. Step 5: Solve for x
    x = 10,330,671,487.03/117,452.39
  6. Step 6: Final answer
    x = 87,956.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.