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Finding the Fourth Proportional to 88,230.90, 132,346.35 and 60,237.30

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Solution

The fourth proportional to 88,230.90, 132,346.35 and 60,237.30 is: 90,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,230.90 : 132,346.35 = 60,237.30 : x
  2. Step 2: Convert to fraction form
    88,230.90/132,346.35 = 60,237.30/x
  3. Step 3: Cross multiply
    88,230.90x = 132,346.35 × 60,237.30
  4. Step 4: Simplify right side
    88,230.90x = 7,972,186,788.86
  5. Step 5: Solve for x
    x = 7,972,186,788.86/88,230.90
  6. Step 6: Final answer
    x = 90,355.95

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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.