Home / 54,739.78-75,540.89-29,589.28

Finding the Fourth Proportional to 54,739.78, 75,540.89 and 29,589.28

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Solution

The fourth proportional to 54,739.78, 75,540.89 and 29,589.28 is: 40,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.78 : 75,540.89 = 29,589.28 : x
  2. Step 2: Convert to fraction form
    54,739.78/75,540.89 = 29,589.28/x
  3. Step 3: Cross multiply
    54,739.78x = 75,540.89 × 29,589.28
  4. Step 4: Simplify right side
    54,739.78x = 2,235,200,545.66
  5. Step 5: Solve for x
    x = 2,235,200,545.66/54,739.78
  6. Step 6: Final answer
    x = 40,833.20

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1.5x scale

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.