Home / 63,418.23-87,517.17-34,738.02

Finding the Fourth Proportional to 63,418.23, 87,517.17 and 34,738.02

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Solution

The fourth proportional to 63,418.23, 87,517.17 and 34,738.02 is: 47,938.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.23 : 87,517.17 = 34,738.02 : x
  2. Step 2: Convert to fraction form
    63,418.23/87,517.17 = 34,738.02/x
  3. Step 3: Cross multiply
    63,418.23x = 87,517.17 × 34,738.02
  4. Step 4: Simplify right side
    63,418.23x = 3,040,173,201.80
  5. Step 5: Solve for x
    x = 3,040,173,201.80/63,418.23
  6. Step 6: Final answer
    x = 47,938.47

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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.