Home / 55,519.76-83,287.47-18,067.79

Finding the Fourth Proportional to 55,519.76, 83,287.47 and 18,067.79

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Solution

The fourth proportional to 55,519.76, 83,287.47 and 18,067.79 is: 27,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,519.76 : 83,287.47 = 18,067.79 : x
  2. Step 2: Convert to fraction form
    55,519.76/83,287.47 = 18,067.79/x
  3. Step 3: Cross multiply
    55,519.76x = 83,287.47 × 18,067.79
  4. Step 4: Simplify right side
    55,519.76x = 1,504,820,517.59
  5. Step 5: Solve for x
    x = 1,504,820,517.59/55,519.76
  6. Step 6: Final answer
    x = 27,104.23

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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.