Home / 75,517.20-113,272.20-25,592.40

Finding the Fourth Proportional to 75,517.20, 113,272.20 and 25,592.40

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Solution

The fourth proportional to 75,517.20, 113,272.20 and 25,592.40 is: 38,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,517.20 : 113,272.20 = 25,592.40 : x
  2. Step 2: Convert to fraction form
    75,517.20/113,272.20 = 25,592.40/x
  3. Step 3: Cross multiply
    75,517.20x = 113,272.20 × 25,592.40
  4. Step 4: Simplify right side
    75,517.20x = 2,898,907,451.28
  5. Step 5: Solve for x
    x = 2,898,907,451.28/75,517.20
  6. Step 6: Final answer
    x = 38,387.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.