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Finding the Fourth Proportional to 48,470.71, 72,706.18 and 14,737.02

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Solution

The fourth proportional to 48,470.71, 72,706.18 and 14,737.02 is: 22,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,470.71 : 72,706.18 = 14,737.02 : x
  2. Step 2: Convert to fraction form
    48,470.71/72,706.18 = 14,737.02/x
  3. Step 3: Cross multiply
    48,470.71x = 72,706.18 × 14,737.02
  4. Step 4: Simplify right side
    48,470.71x = 1,071,472,428.78
  5. Step 5: Solve for x
    x = 1,071,472,428.78/48,470.71
  6. Step 6: Final answer
    x = 22,105.56

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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.