Home / 54,589.08-81,752.40-31,144.44

Finding the Fourth Proportional to 54,589.08, 81,752.40 and 31,144.44

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Solution

The fourth proportional to 54,589.08, 81,752.40 and 31,144.44 is: 46,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,589.08 : 81,752.40 = 31,144.44 : x
  2. Step 2: Convert to fraction form
    54,589.08/81,752.40 = 31,144.44/x
  3. Step 3: Cross multiply
    54,589.08x = 81,752.40 × 31,144.44
  4. Step 4: Simplify right side
    54,589.08x = 2,546,132,716.66
  5. Step 5: Solve for x
    x = 2,546,132,716.66/54,589.08
  6. Step 6: Final answer
    x = 46,641.80

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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.