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Finding the Fourth Proportional to 41,469.80, 62,212.80 and 16,505.60

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Solution

The fourth proportional to 41,469.80, 62,212.80 and 16,505.60 is: 24,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,469.80 : 62,212.80 = 16,505.60 : x
  2. Step 2: Convert to fraction form
    41,469.80/62,212.80 = 16,505.60/x
  3. Step 3: Cross multiply
    41,469.80x = 62,212.80 × 16,505.60
  4. Step 4: Simplify right side
    41,469.80x = 1,026,859,591.68
  5. Step 5: Solve for x
    x = 1,026,859,591.68/41,469.80
  6. Step 6: Final answer
    x = 24,761.62

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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.