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Finding the Fourth Proportional to 12,380.75, 18,571.30 and 4,061.41

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Solution

The fourth proportional to 12,380.75, 18,571.30 and 4,061.41 is: 6,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380.75 : 18,571.30 = 4,061.41 : x
  2. Step 2: Convert to fraction form
    12,380.75/18,571.30 = 4,061.41/x
  3. Step 3: Cross multiply
    12,380.75x = 18,571.30 × 4,061.41
  4. Step 4: Simplify right side
    12,380.75x = 75,425,676.59
  5. Step 5: Solve for x
    x = 75,425,676.59/12,380.75
  6. Step 6: Final answer
    x = 6,092.17

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