Home / 54,359.36-81,550.56-17,449.28

Finding the Fourth Proportional to 54,359.36, 81,550.56 and 17,449.28

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Solution

The fourth proportional to 54,359.36, 81,550.56 and 17,449.28 is: 26,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,359.36 : 81,550.56 = 17,449.28 : x
  2. Step 2: Convert to fraction form
    54,359.36/81,550.56 = 17,449.28/x
  3. Step 3: Cross multiply
    54,359.36x = 81,550.56 × 17,449.28
  4. Step 4: Simplify right side
    54,359.36x = 1,422,998,555.60
  5. Step 5: Solve for x
    x = 1,422,998,555.60/54,359.36
  6. Step 6: Final answer
    x = 26,177.62

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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.