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Finding the Fourth Proportional to 132,863.40, 199,251.90 and 44,101.80

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Solution

The fourth proportional to 132,863.40, 199,251.90 and 44,101.80 is: 66,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,863.40 : 199,251.90 = 44,101.80 : x
  2. Step 2: Convert to fraction form
    132,863.40/199,251.90 = 44,101.80/x
  3. Step 3: Cross multiply
    132,863.40x = 199,251.90 × 44,101.80
  4. Step 4: Simplify right side
    132,863.40x = 8,787,367,443.42
  5. Step 5: Solve for x
    x = 8,787,367,443.42/132,863.40
  6. Step 6: Final answer
    x = 66,138.36

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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.