Home / 54,723.12-75,517.68-29,572.56

Finding the Fourth Proportional to 54,723.12, 75,517.68 and 29,572.56

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Solution

The fourth proportional to 54,723.12, 75,517.68 and 29,572.56 is: 40,810.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723.12 : 75,517.68 = 29,572.56 : x
  2. Step 2: Convert to fraction form
    54,723.12/75,517.68 = 29,572.56/x
  3. Step 3: Cross multiply
    54,723.12x = 75,517.68 × 29,572.56
  4. Step 4: Simplify right side
    54,723.12x = 2,233,251,122.86
  5. Step 5: Solve for x
    x = 2,233,251,122.86/54,723.12
  6. Step 6: Final answer
    x = 40,810.01

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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.