Home / 88,679.04-132,918.12-29,500.80

Finding the Fourth Proportional to 88,679.04, 132,918.12 and 29,500.80

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Solution

The fourth proportional to 88,679.04, 132,918.12 and 29,500.80 is: 44,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,679.04 : 132,918.12 = 29,500.80 : x
  2. Step 2: Convert to fraction form
    88,679.04/132,918.12 = 29,500.80/x
  3. Step 3: Cross multiply
    88,679.04x = 132,918.12 × 29,500.80
  4. Step 4: Simplify right side
    88,679.04x = 3,921,190,874.50
  5. Step 5: Solve for x
    x = 3,921,190,874.50/88,679.04
  6. Step 6: Final answer
    x = 44,217.79

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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.