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Finding the Fourth Proportional to 103,747.80, 143,170.08 and 58,425.60

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Solution

The fourth proportional to 103,747.80, 143,170.08 and 58,425.60 is: 80,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,747.80 : 143,170.08 = 58,425.60 : x
  2. Step 2: Convert to fraction form
    103,747.80/143,170.08 = 58,425.60/x
  3. Step 3: Cross multiply
    103,747.80x = 143,170.08 × 58,425.60
  4. Step 4: Simplify right side
    103,747.80x = 8,364,797,826.05
  5. Step 5: Solve for x
    x = 8,364,797,826.05/103,747.80
  6. Step 6: Final answer
    x = 80,626.27

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