Home / 83,947.10-125,902.17-27,773.90

Finding the Fourth Proportional to 83,947.10, 125,902.17 and 27,773.90

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Solution

The fourth proportional to 83,947.10, 125,902.17 and 27,773.90 is: 41,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,947.10 : 125,902.17 = 27,773.90 : x
  2. Step 2: Convert to fraction form
    83,947.10/125,902.17 = 27,773.90/x
  3. Step 3: Cross multiply
    83,947.10x = 125,902.17 × 27,773.90
  4. Step 4: Simplify right side
    83,947.10x = 3,496,794,279.36
  5. Step 5: Solve for x
    x = 3,496,794,279.36/83,947.10
  6. Step 6: Final answer
    x = 41,654.74

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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.