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Finding the Fourth Proportional to 151,727.88, 227,479.50 and 72,766.92

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Solution

The fourth proportional to 151,727.88, 227,479.50 and 72,766.92 is: 109,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,727.88 : 227,479.50 = 72,766.92 : x
  2. Step 2: Convert to fraction form
    151,727.88/227,479.50 = 72,766.92/x
  3. Step 3: Cross multiply
    151,727.88x = 227,479.50 × 72,766.92
  4. Step 4: Simplify right side
    151,727.88x = 16,552,982,578.14
  5. Step 5: Solve for x
    x = 16,552,982,578.14/151,727.88
  6. Step 6: Final answer
    x = 109,096.51

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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.