Home / 172,346.00-258,761.21-88,166.55

Finding the Fourth Proportional to 172,346.00, 258,761.21 and 88,166.55

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Solution

The fourth proportional to 172,346.00, 258,761.21 and 88,166.55 is: 132,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,346.00 : 258,761.21 = 88,166.55 : x
  2. Step 2: Convert to fraction form
    172,346.00/258,761.21 = 88,166.55/x
  3. Step 3: Cross multiply
    172,346.00x = 258,761.21 × 88,166.55
  4. Step 4: Simplify right side
    172,346.00x = 22,814,083,209.25
  5. Step 5: Solve for x
    x = 22,814,083,209.25/172,346.00
  6. Step 6: Final answer
    x = 132,373.73

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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.