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Finding the Fourth Proportional to 160,487.76, 240,758.96 and 80,563.92

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Solution

The fourth proportional to 160,487.76, 240,758.96 and 80,563.92 is: 120,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,487.76 : 240,758.96 = 80,563.92 : x
  2. Step 2: Convert to fraction form
    160,487.76/240,758.96 = 80,563.92/x
  3. Step 3: Cross multiply
    160,487.76x = 240,758.96 × 80,563.92
  4. Step 4: Simplify right side
    160,487.76x = 19,396,485,592.72
  5. Step 5: Solve for x
    x = 19,396,485,592.72/160,487.76
  6. Step 6: Final answer
    x = 120,859.59

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