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Finding the Fourth Proportional to 224,737.90, 337,155.45 and 74,952.70

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Solution

The fourth proportional to 224,737.90, 337,155.45 and 74,952.70 is: 112,445.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,737.90 : 337,155.45 = 74,952.70 : x
  2. Step 2: Convert to fraction form
    224,737.90/337,155.45 = 74,952.70/x
  3. Step 3: Cross multiply
    224,737.90x = 337,155.45 × 74,952.70
  4. Step 4: Simplify right side
    224,737.90x = 25,270,711,297.22
  5. Step 5: Solve for x
    x = 25,270,711,297.22/224,737.90
  6. Step 6: Final answer
    x = 112,445.26

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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.