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Finding the Fourth Proportional to 151,462.80, 227,194.20 and 100,943.10

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Solution

The fourth proportional to 151,462.80, 227,194.20 and 100,943.10 is: 151,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,462.80 : 227,194.20 = 100,943.10 : x
  2. Step 2: Convert to fraction form
    151,462.80/227,194.20 = 100,943.10/x
  3. Step 3: Cross multiply
    151,462.80x = 227,194.20 × 100,943.10
  4. Step 4: Simplify right side
    151,462.80x = 22,933,686,850.02
  5. Step 5: Solve for x
    x = 22,933,686,850.02/151,462.80
  6. Step 6: Final answer
    x = 151,414.65

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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.