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Finding the Fourth Proportional to 88,415.76, 132,610.56 and 32,242.68

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Solution

The fourth proportional to 88,415.76, 132,610.56 and 32,242.68 is: 48,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,415.76 : 132,610.56 = 32,242.68 : x
  2. Step 2: Convert to fraction form
    88,415.76/132,610.56 = 32,242.68/x
  3. Step 3: Cross multiply
    88,415.76x = 132,610.56 × 32,242.68
  4. Step 4: Simplify right side
    88,415.76x = 4,275,719,850.70
  5. Step 5: Solve for x
    x = 4,275,719,850.70/88,415.76
  6. Step 6: Final answer
    x = 48,359.25

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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.