Home / 56,481.44-77,947.92-32,612.48

Finding the Fourth Proportional to 56,481.44, 77,947.92 and 32,612.48

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Solution

The fourth proportional to 56,481.44, 77,947.92 and 32,612.48 is: 45,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,481.44 : 77,947.92 = 32,612.48 : x
  2. Step 2: Convert to fraction form
    56,481.44/77,947.92 = 32,612.48/x
  3. Step 3: Cross multiply
    56,481.44x = 77,947.92 × 32,612.48
  4. Step 4: Simplify right side
    56,481.44x = 2,542,074,982.04
  5. Step 5: Solve for x
    x = 2,542,074,982.04/56,481.44
  6. Step 6: Final answer
    x = 45,007.26

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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.