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Finding the Fourth Proportional to 29,791.62, 44,672.85 and 16,640.46

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Solution

The fourth proportional to 29,791.62, 44,672.85 and 16,640.46 is: 24,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,791.62 : 44,672.85 = 16,640.46 : x
  2. Step 2: Convert to fraction form
    29,791.62/44,672.85 = 16,640.46/x
  3. Step 3: Cross multiply
    29,791.62x = 44,672.85 × 16,640.46
  4. Step 4: Simplify right side
    29,791.62x = 743,376,773.51
  5. Step 5: Solve for x
    x = 743,376,773.51/29,791.62
  6. Step 6: Final answer
    x = 24,952.55

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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.