Home / 54,845.88-75,687.38-29,695.38

Finding the Fourth Proportional to 54,845.88, 75,687.38 and 29,695.38

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Solution

The fourth proportional to 54,845.88, 75,687.38 and 29,695.38 is: 40,979.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,845.88 : 75,687.38 = 29,695.38 : x
  2. Step 2: Convert to fraction form
    54,845.88/75,687.38 = 29,695.38/x
  3. Step 3: Cross multiply
    54,845.88x = 75,687.38 × 29,695.38
  4. Step 4: Simplify right side
    54,845.88x = 2,247,565,510.30
  5. Step 5: Solve for x
    x = 2,247,565,510.30/54,845.88
  6. Step 6: Final answer
    x = 40,979.66

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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.