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Finding the Fourth Proportional to 48,469.71, 72,704.68 and 14,736.02

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Solution

The fourth proportional to 48,469.71, 72,704.68 and 14,736.02 is: 22,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,469.71 : 72,704.68 = 14,736.02 : x
  2. Step 2: Convert to fraction form
    48,469.71/72,704.68 = 14,736.02/x
  3. Step 3: Cross multiply
    48,469.71x = 72,704.68 × 14,736.02
  4. Step 4: Simplify right side
    48,469.71x = 1,071,377,763.50
  5. Step 5: Solve for x
    x = 1,071,377,763.50/48,469.71
  6. Step 6: Final answer
    x = 22,104.07

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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.