Home / 62,691.20-86,513.96-34,397.09

Finding the Fourth Proportional to 62,691.20, 86,513.96 and 34,397.09

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Solution

The fourth proportional to 62,691.20, 86,513.96 and 34,397.09 is: 47,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,691.20 : 86,513.96 = 34,397.09 : x
  2. Step 2: Convert to fraction form
    62,691.20/86,513.96 = 34,397.09/x
  3. Step 3: Cross multiply
    62,691.20x = 86,513.96 × 34,397.09
  4. Step 4: Simplify right side
    62,691.20x = 2,975,828,468.38
  5. Step 5: Solve for x
    x = 2,975,828,468.38/62,691.20
  6. Step 6: Final answer
    x = 47,468.04

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1.5x scale

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.