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Finding the Fourth Proportional to 132,396.10, 198,679.20 and 73,274.20

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Solution

The fourth proportional to 132,396.10, 198,679.20 and 73,274.20 is: 109,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,396.10 : 198,679.20 = 73,274.20 : x
  2. Step 2: Convert to fraction form
    132,396.10/198,679.20 = 73,274.20/x
  3. Step 3: Cross multiply
    132,396.10x = 198,679.20 × 73,274.20
  4. Step 4: Simplify right side
    132,396.10x = 14,558,059,436.64
  5. Step 5: Solve for x
    x = 14,558,059,436.64/132,396.10
  6. Step 6: Final answer
    x = 109,958.37

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