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Finding the Fourth Proportional to 12,336.41, 18,504.57 and 3,571.31

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Solution

The fourth proportional to 12,336.41, 18,504.57 and 3,571.31 is: 5,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.41 : 18,504.57 = 3,571.31 : x
  2. Step 2: Convert to fraction form
    12,336.41/18,504.57 = 3,571.31/x
  3. Step 3: Cross multiply
    12,336.41x = 18,504.57 × 3,571.31
  4. Step 4: Simplify right side
    12,336.41x = 66,085,555.89
  5. Step 5: Solve for x
    x = 66,085,555.89/12,336.41
  6. Step 6: Final answer
    x = 5,356.95

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