Home / 55,517.76-83,284.47-18,065.79

Finding the Fourth Proportional to 55,517.76, 83,284.47 and 18,065.79

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Solution

The fourth proportional to 55,517.76, 83,284.47 and 18,065.79 is: 27,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,517.76 : 83,284.47 = 18,065.79 : x
  2. Step 2: Convert to fraction form
    55,517.76/83,284.47 = 18,065.79/x
  3. Step 3: Cross multiply
    55,517.76x = 83,284.47 × 18,065.79
  4. Step 4: Simplify right side
    55,517.76x = 1,504,599,745.28
  5. Step 5: Solve for x
    x = 1,504,599,745.28/55,517.76
  6. Step 6: Final answer
    x = 27,101.23

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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.