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Finding the Fourth Proportional to 88,585.80, 132,854.40 and 36,000.60

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Solution

The fourth proportional to 88,585.80, 132,854.40 and 36,000.60 is: 53,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,585.80 : 132,854.40 = 36,000.60 : x
  2. Step 2: Convert to fraction form
    88,585.80/132,854.40 = 36,000.60/x
  3. Step 3: Cross multiply
    88,585.80x = 132,854.40 × 36,000.60
  4. Step 4: Simplify right side
    88,585.80x = 4,782,838,112.64
  5. Step 5: Solve for x
    x = 4,782,838,112.64/88,585.80
  6. Step 6: Final answer
    x = 53,991.02

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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.