Home / 220,691.44-331,036.55-60,755.52

Finding the Fourth Proportional to 220,691.44, 331,036.55 and 60,755.52

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Solution

The fourth proportional to 220,691.44, 331,036.55 and 60,755.52 is: 91,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,691.44 : 331,036.55 = 60,755.52 : x
  2. Step 2: Convert to fraction form
    220,691.44/331,036.55 = 60,755.52/x
  3. Step 3: Cross multiply
    220,691.44x = 331,036.55 × 60,755.52
  4. Step 4: Simplify right side
    220,691.44x = 20,112,297,734.26
  5. Step 5: Solve for x
    x = 20,112,297,734.26/220,691.44
  6. Step 6: Final answer
    x = 91,133.11

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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.