Home / 71,454.20-107,188.14-27,069.04

Finding the Fourth Proportional to 71,454.20, 107,188.14 and 27,069.04

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Solution

The fourth proportional to 71,454.20, 107,188.14 and 27,069.04 is: 40,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,454.20 : 107,188.14 = 27,069.04 : x
  2. Step 2: Convert to fraction form
    71,454.20/107,188.14 = 27,069.04/x
  3. Step 3: Cross multiply
    71,454.20x = 107,188.14 × 27,069.04
  4. Step 4: Simplify right side
    71,454.20x = 2,901,480,049.19
  5. Step 5: Solve for x
    x = 2,901,480,049.19/71,454.20
  6. Step 6: Final answer
    x = 40,606.15

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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.