Home / 68,344.56-94,325.31-40,049.64

Finding the Fourth Proportional to 68,344.56, 94,325.31 and 40,049.64

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Solution

The fourth proportional to 68,344.56, 94,325.31 and 40,049.64 is: 55,274.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,344.56 : 94,325.31 = 40,049.64 : x
  2. Step 2: Convert to fraction form
    68,344.56/94,325.31 = 40,049.64/x
  3. Step 3: Cross multiply
    68,344.56x = 94,325.31 × 40,049.64
  4. Step 4: Simplify right side
    68,344.56x = 3,777,694,708.39
  5. Step 5: Solve for x
    x = 3,777,694,708.39/68,344.56
  6. Step 6: Final answer
    x = 55,274.26

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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.