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Finding the Fourth Proportional to 16,745.12, 25,121.86 and 11,824.38

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Solution

The fourth proportional to 16,745.12, 25,121.86 and 11,824.38 is: 17,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.12 : 25,121.86 = 11,824.38 : x
  2. Step 2: Convert to fraction form
    16,745.12/25,121.86 = 11,824.38/x
  3. Step 3: Cross multiply
    16,745.12x = 25,121.86 × 11,824.38
  4. Step 4: Simplify right side
    16,745.12x = 297,050,418.95
  5. Step 5: Solve for x
    x = 297,050,418.95/16,745.12
  6. Step 6: Final answer
    x = 17,739.52

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