Home / 54,690.13-75,472.43-29,539.63

Finding the Fourth Proportional to 54,690.13, 75,472.43 and 29,539.63

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Solution

The fourth proportional to 54,690.13, 75,472.43 and 29,539.63 is: 40,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,690.13 : 75,472.43 = 29,539.63 : x
  2. Step 2: Convert to fraction form
    54,690.13/75,472.43 = 29,539.63/x
  3. Step 3: Cross multiply
    54,690.13x = 75,472.43 × 29,539.63
  4. Step 4: Simplify right side
    54,690.13x = 2,229,427,132.34
  5. Step 5: Solve for x
    x = 2,229,427,132.34/54,690.13
  6. Step 6: Final answer
    x = 40,764.71

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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.