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Finding the Fourth Proportional to 12,182.88, 18,275.00 and 3,862.31

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Solution

The fourth proportional to 12,182.88, 18,275.00 and 3,862.31 is: 5,793.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.88 : 18,275.00 = 3,862.31 : x
  2. Step 2: Convert to fraction form
    12,182.88/18,275.00 = 3,862.31/x
  3. Step 3: Cross multiply
    12,182.88x = 18,275.00 × 3,862.31
  4. Step 4: Simplify right side
    12,182.88x = 70,583,604.56
  5. Step 5: Solve for x
    x = 70,583,604.56/12,182.88
  6. Step 6: Final answer
    x = 5,793.67

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