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Finding the Fourth Proportional to 83,691.44, 125,523.31 and 27,532.25

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Solution

The fourth proportional to 83,691.44, 125,523.31 and 27,532.25 is: 41,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,691.44 : 125,523.31 = 27,532.25 : x
  2. Step 2: Convert to fraction form
    83,691.44/125,523.31 = 27,532.25/x
  3. Step 3: Cross multiply
    83,691.44x = 125,523.31 × 27,532.25
  4. Step 4: Simplify right side
    83,691.44x = 3,455,939,396.73
  5. Step 5: Solve for x
    x = 3,455,939,396.73/83,691.44
  6. Step 6: Final answer
    x = 41,293.82

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1.5x scale

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.