Home / 71,451.20-107,183.64-27,066.04

Finding the Fourth Proportional to 71,451.20, 107,183.64 and 27,066.04

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Solution

The fourth proportional to 71,451.20, 107,183.64 and 27,066.04 is: 40,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,451.20 : 107,183.64 = 27,066.04 : x
  2. Step 2: Convert to fraction form
    71,451.20/107,183.64 = 27,066.04/x
  3. Step 3: Cross multiply
    71,451.20x = 107,183.64 × 27,066.04
  4. Step 4: Simplify right side
    71,451.20x = 2,901,036,687.59
  5. Step 5: Solve for x
    x = 2,901,036,687.59/71,451.20
  6. Step 6: Final answer
    x = 40,601.65

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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.