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Finding the Fourth Proportional to 132,059.50, 182,242.41 and 75,470.74

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Solution

The fourth proportional to 132,059.50, 182,242.41 and 75,470.74 is: 104,149.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,059.50 : 182,242.41 = 75,470.74 : x
  2. Step 2: Convert to fraction form
    132,059.50/182,242.41 = 75,470.74/x
  3. Step 3: Cross multiply
    132,059.50x = 182,242.41 × 75,470.74
  4. Step 4: Simplify right side
    132,059.50x = 13,753,969,542.08
  5. Step 5: Solve for x
    x = 13,753,969,542.08/132,059.50
  6. Step 6: Final answer
    x = 104,149.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.