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Finding the Fourth Proportional to 132,481.62, 182,645.70 and 89,966.34

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Solution

The fourth proportional to 132,481.62, 182,645.70 and 89,966.34 is: 124,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,481.62 : 182,645.70 = 89,966.34 : x
  2. Step 2: Convert to fraction form
    132,481.62/182,645.70 = 89,966.34/x
  3. Step 3: Cross multiply
    132,481.62x = 182,645.70 × 89,966.34
  4. Step 4: Simplify right side
    132,481.62x = 16,431,965,145.74
  5. Step 5: Solve for x
    x = 16,431,965,145.74/132,481.62
  6. Step 6: Final answer
    x = 124,032.04

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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.