Home / 125,481.55-173,162.38-68,892.52

Finding the Fourth Proportional to 125,481.55, 173,162.38 and 68,892.52

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Solution

The fourth proportional to 125,481.55, 173,162.38 and 68,892.52 is: 95,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,481.55 : 173,162.38 = 68,892.52 : x
  2. Step 2: Convert to fraction form
    125,481.55/173,162.38 = 68,892.52/x
  3. Step 3: Cross multiply
    125,481.55x = 173,162.38 × 68,892.52
  4. Step 4: Simplify right side
    125,481.55x = 11,929,591,689.35
  5. Step 5: Solve for x
    x = 11,929,591,689.35/125,481.55
  6. Step 6: Final answer
    x = 95,070.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.