Home / 129,517.62-194,287.44-36,023.38

Finding the Fourth Proportional to 129,517.62, 194,287.44 and 36,023.38

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Solution

The fourth proportional to 129,517.62, 194,287.44 and 36,023.38 is: 54,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,517.62 : 194,287.44 = 36,023.38 : x
  2. Step 2: Convert to fraction form
    129,517.62/194,287.44 = 36,023.38/x
  3. Step 3: Cross multiply
    129,517.62x = 194,287.44 × 36,023.38
  4. Step 4: Simplify right side
    129,517.62x = 6,998,890,280.35
  5. Step 5: Solve for x
    x = 6,998,890,280.35/129,517.62
  6. Step 6: Final answer
    x = 54,038.13

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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.