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Finding the Fourth Proportional to 88,561.60, 132,793.65 and 60,513.33

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Solution

The fourth proportional to 88,561.60, 132,793.65 and 60,513.33 is: 90,736.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,561.60 : 132,793.65 = 60,513.33 : x
  2. Step 2: Convert to fraction form
    88,561.60/132,793.65 = 60,513.33/x
  3. Step 3: Cross multiply
    88,561.60x = 132,793.65 × 60,513.33
  4. Step 4: Simplify right side
    88,561.60x = 8,035,785,885.56
  5. Step 5: Solve for x
    x = 8,035,785,885.56/88,561.60
  6. Step 6: Final answer
    x = 90,736.68

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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.