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Finding the Fourth Proportional to 132,863.60, 199,525.80 and 93,695.60

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Solution

The fourth proportional to 132,863.60, 199,525.80 and 93,695.60 is: 140,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,863.60 : 199,525.80 = 93,695.60 : x
  2. Step 2: Convert to fraction form
    132,863.60/199,525.80 = 93,695.60/x
  3. Step 3: Cross multiply
    132,863.60x = 199,525.80 × 93,695.60
  4. Step 4: Simplify right side
    132,863.60x = 18,694,689,546.48
  5. Step 5: Solve for x
    x = 18,694,689,546.48/132,863.60
  6. Step 6: Final answer
    x = 140,705.88

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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.