Home / 54,531.24-81,713.42-36,695.85

Finding the Fourth Proportional to 54,531.24, 81,713.42 and 36,695.85

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Solution

The fourth proportional to 54,531.24, 81,713.42 and 36,695.85 is: 54,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.24 : 81,713.42 = 36,695.85 : x
  2. Step 2: Convert to fraction form
    54,531.24/81,713.42 = 36,695.85/x
  3. Step 3: Cross multiply
    54,531.24x = 81,713.42 × 36,695.85
  4. Step 4: Simplify right side
    54,531.24x = 2,998,543,403.31
  5. Step 5: Solve for x
    x = 2,998,543,403.31/54,531.24
  6. Step 6: Final answer
    x = 54,987.63

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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.