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Finding the Fourth Proportional to 140,701.88, 194,169.27 and 80,271.90

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Solution

The fourth proportional to 140,701.88, 194,169.27 and 80,271.90 is: 110,775.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,701.88 : 194,169.27 = 80,271.90 : x
  2. Step 2: Convert to fraction form
    140,701.88/194,169.27 = 80,271.90/x
  3. Step 3: Cross multiply
    140,701.88x = 194,169.27 × 80,271.90
  4. Step 4: Simplify right side
    140,701.88x = 15,586,336,224.51
  5. Step 5: Solve for x
    x = 15,586,336,224.51/140,701.88
  6. Step 6: Final answer
    x = 110,775.61

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