Home / 57,480.44-86,229.77-18,028.17

Finding the Fourth Proportional to 57,480.44, 86,229.77 and 18,028.17

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Solution

The fourth proportional to 57,480.44, 86,229.77 and 18,028.17 is: 27,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,480.44 : 86,229.77 = 18,028.17 : x
  2. Step 2: Convert to fraction form
    57,480.44/86,229.77 = 18,028.17/x
  3. Step 3: Cross multiply
    57,480.44x = 86,229.77 × 18,028.17
  4. Step 4: Simplify right side
    57,480.44x = 1,554,564,862.48
  5. Step 5: Solve for x
    x = 1,554,564,862.48/57,480.44
  6. Step 6: Final answer
    x = 27,045.11

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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.