Home / 151,753.16-227,517.24-72,792.20

Finding the Fourth Proportional to 151,753.16, 227,517.24 and 72,792.20

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Solution

The fourth proportional to 151,753.16, 227,517.24 and 72,792.20 is: 109,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,753.16 : 227,517.24 = 72,792.20 : x
  2. Step 2: Convert to fraction form
    151,753.16/227,517.24 = 72,792.20/x
  3. Step 3: Cross multiply
    151,753.16x = 227,517.24 × 72,792.20
  4. Step 4: Simplify right side
    151,753.16x = 16,561,480,437.53
  5. Step 5: Solve for x
    x = 16,561,480,437.53/151,753.16
  6. Step 6: Final answer
    x = 109,134.34

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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.