Home / 268,517.44-402,772.56-108,591.04

Finding the Fourth Proportional to 268,517.44, 402,772.56 and 108,591.04

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Solution

The fourth proportional to 268,517.44, 402,772.56 and 108,591.04 is: 162,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,517.44 : 402,772.56 = 108,591.04 : x
  2. Step 2: Convert to fraction form
    268,517.44/402,772.56 = 108,591.04/x
  3. Step 3: Cross multiply
    268,517.44x = 402,772.56 × 108,591.04
  4. Step 4: Simplify right side
    268,517.44x = 43,737,491,173.86
  5. Step 5: Solve for x
    x = 43,737,491,173.86/268,517.44
  6. Step 6: Final answer
    x = 162,885.10

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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.