Home / 54,517.68-75,231-30,644.04

Finding the Fourth Proportional to 54,517.68, 75,231 and 30,644.04

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Solution

The fourth proportional to 54,517.68, 75,231 and 30,644.04 is: 42,286.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517.68 : 75,231 = 30,644.04 : x
  2. Step 2: Convert to fraction form
    54,517.68/75,231 = 30,644.04/x
  3. Step 3: Cross multiply
    54,517.68x = 75,231 × 30,644.04
  4. Step 4: Simplify right side
    54,517.68x = 2,305,381,773.24
  5. Step 5: Solve for x
    x = 2,305,381,773.24/54,517.68
  6. Step 6: Final answer
    x = 42,286.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.