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Finding the Fourth Proportional to 109,286.55, 150,819.21 and 63,968.76

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Solution

The fourth proportional to 109,286.55, 150,819.21 and 63,968.76 is: 88,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,286.55 : 150,819.21 = 63,968.76 : x
  2. Step 2: Convert to fraction form
    109,286.55/150,819.21 = 63,968.76/x
  3. Step 3: Cross multiply
    109,286.55x = 150,819.21 × 63,968.76
  4. Step 4: Simplify right side
    109,286.55x = 9,647,717,847.88
  5. Step 5: Solve for x
    x = 9,647,717,847.88/109,286.55
  6. Step 6: Final answer
    x = 88,279.10

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