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Finding the Fourth Proportional to 62,462.80, 93,737.40 and 44,945.20

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Solution

The fourth proportional to 62,462.80, 93,737.40 and 44,945.20 is: 67,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,462.80 : 93,737.40 = 44,945.20 : x
  2. Step 2: Convert to fraction form
    62,462.80/93,737.40 = 44,945.20/x
  3. Step 3: Cross multiply
    62,462.80x = 93,737.40 × 44,945.20
  4. Step 4: Simplify right side
    62,462.80x = 4,213,046,190.48
  5. Step 5: Solve for x
    x = 4,213,046,190.48/62,462.80
  6. Step 6: Final answer
    x = 67,448.88

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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.