Home / 54,921.32-75,791.52-29,770.88

Finding the Fourth Proportional to 54,921.32, 75,791.52 and 29,770.88

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Solution

The fourth proportional to 54,921.32, 75,791.52 and 29,770.88 is: 41,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,921.32 : 75,791.52 = 29,770.88 : x
  2. Step 2: Convert to fraction form
    54,921.32/75,791.52 = 29,770.88/x
  3. Step 3: Cross multiply
    54,921.32x = 75,791.52 × 29,770.88
  4. Step 4: Simplify right side
    54,921.32x = 2,256,380,246.94
  5. Step 5: Solve for x
    x = 2,256,380,246.94/54,921.32
  6. Step 6: Final answer
    x = 41,083.87

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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.