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Finding the Fourth Proportional to 62,708.52, 93,931.02 and 50,901.96

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Solution

The fourth proportional to 62,708.52, 93,931.02 and 50,901.96 is: 76,245.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,708.52 : 93,931.02 = 50,901.96 : x
  2. Step 2: Convert to fraction form
    62,708.52/93,931.02 = 50,901.96/x
  3. Step 3: Cross multiply
    62,708.52x = 93,931.02 × 50,901.96
  4. Step 4: Simplify right side
    62,708.52x = 4,781,273,022.80
  5. Step 5: Solve for x
    x = 4,781,273,022.80/62,708.52
  6. Step 6: Final answer
    x = 76,245.99

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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.