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Finding the Fourth Proportional to 87,396.52, 120,608.04 and 49,671.04

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Solution

The fourth proportional to 87,396.52, 120,608.04 and 49,671.04 is: 68,546.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,396.52 : 120,608.04 = 49,671.04 : x
  2. Step 2: Convert to fraction form
    87,396.52/120,608.04 = 49,671.04/x
  3. Step 3: Cross multiply
    87,396.52x = 120,608.04 × 49,671.04
  4. Step 4: Simplify right side
    87,396.52x = 5,990,726,779.16
  5. Step 5: Solve for x
    x = 5,990,726,779.16/87,396.52
  6. Step 6: Final answer
    x = 68,546.51

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