Home / 69,956.60-96,542.15-38,127.56

Finding the Fourth Proportional to 69,956.60, 96,542.15 and 38,127.56

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Solution

The fourth proportional to 69,956.60, 96,542.15 and 38,127.56 is: 52,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,956.60 : 96,542.15 = 38,127.56 : x
  2. Step 2: Convert to fraction form
    69,956.60/96,542.15 = 38,127.56/x
  3. Step 3: Cross multiply
    69,956.60x = 96,542.15 × 38,127.56
  4. Step 4: Simplify right side
    69,956.60x = 3,680,915,943.31
  5. Step 5: Solve for x
    x = 3,680,915,943.31/69,956.60
  6. Step 6: Final answer
    x = 52,617.14

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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.