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Finding the Fourth Proportional to 54,898.35, 75,759.99 and 29,747.85

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Solution

The fourth proportional to 54,898.35, 75,759.99 and 29,747.85 is: 41,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,898.35 : 75,759.99 = 29,747.85 : x
  2. Step 2: Convert to fraction form
    54,898.35/75,759.99 = 29,747.85/x
  3. Step 3: Cross multiply
    54,898.35x = 75,759.99 × 29,747.85
  4. Step 4: Simplify right side
    54,898.35x = 2,253,696,818.52
  5. Step 5: Solve for x
    x = 2,253,696,818.52/54,898.35
  6. Step 6: Final answer
    x = 41,052.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.