Home / 69,956.38-96,540.90-38,125.24

Finding the Fourth Proportional to 69,956.38, 96,540.90 and 38,125.24

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Solution

The fourth proportional to 69,956.38, 96,540.90 and 38,125.24 is: 52,613.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,956.38 : 96,540.90 = 38,125.24 : x
  2. Step 2: Convert to fraction form
    69,956.38/96,540.90 = 38,125.24/x
  3. Step 3: Cross multiply
    69,956.38x = 96,540.90 × 38,125.24
  4. Step 4: Simplify right side
    69,956.38x = 3,680,644,982.32
  5. Step 5: Solve for x
    x = 3,680,644,982.32/69,956.38
  6. Step 6: Final answer
    x = 52,613.43

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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.