Home / 83,773.26-115,499.31-68,610.06

Finding the Fourth Proportional to 83,773.26, 115,499.31 and 68,610.06

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Solution

The fourth proportional to 83,773.26, 115,499.31 and 68,610.06 is: 94,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,773.26 : 115,499.31 = 68,610.06 : x
  2. Step 2: Convert to fraction form
    83,773.26/115,499.31 = 68,610.06/x
  3. Step 3: Cross multiply
    83,773.26x = 115,499.31 × 68,610.06
  4. Step 4: Simplify right side
    83,773.26x = 7,924,414,589.06
  5. Step 5: Solve for x
    x = 7,924,414,589.06/83,773.26
  6. Step 6: Final answer
    x = 94,593.60

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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.