Home / 54,702.42-75,489.40-29,551.92

Finding the Fourth Proportional to 54,702.42, 75,489.40 and 29,551.92

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Solution

The fourth proportional to 54,702.42, 75,489.40 and 29,551.92 is: 40,781.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,702.42 : 75,489.40 = 29,551.92 : x
  2. Step 2: Convert to fraction form
    54,702.42/75,489.40 = 29,551.92/x
  3. Step 3: Cross multiply
    54,702.42x = 75,489.40 × 29,551.92
  4. Step 4: Simplify right side
    54,702.42x = 2,230,856,709.65
  5. Step 5: Solve for x
    x = 2,230,856,709.65/54,702.42
  6. Step 6: Final answer
    x = 40,781.68

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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.