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Finding the Fourth Proportional to 151,757.10, 227,773.35 and 76,929.30

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Solution

The fourth proportional to 151,757.10, 227,773.35 and 76,929.30 is: 115,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,757.10 : 227,773.35 = 76,929.30 : x
  2. Step 2: Convert to fraction form
    151,757.10/227,773.35 = 76,929.30/x
  3. Step 3: Cross multiply
    151,757.10x = 227,773.35 × 76,929.30
  4. Step 4: Simplify right side
    151,757.10x = 17,522,444,374.16
  5. Step 5: Solve for x
    x = 17,522,444,374.16/151,757.10
  6. Step 6: Final answer
    x = 115,463.75

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1.5x scale

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.