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Finding the Fourth Proportional to 62,463.53, 93,700.92 and 20,332.68

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Solution

The fourth proportional to 62,463.53, 93,700.92 and 20,332.68 is: 30,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,463.53 : 93,700.92 = 20,332.68 : x
  2. Step 2: Convert to fraction form
    62,463.53/93,700.92 = 20,332.68/x
  3. Step 3: Cross multiply
    62,463.53x = 93,700.92 × 20,332.68
  4. Step 4: Simplify right side
    62,463.53x = 1,905,190,822.07
  5. Step 5: Solve for x
    x = 1,905,190,822.07/62,463.53
  6. Step 6: Final answer
    x = 30,500.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.