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Finding the Fourth Proportional to 11,139.25, 16,698.41 and 3,738.52

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Solution

The fourth proportional to 11,139.25, 16,698.41 and 3,738.52 is: 5,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,139.25 : 16,698.41 = 3,738.52 : x
  2. Step 2: Convert to fraction form
    11,139.25/16,698.41 = 3,738.52/x
  3. Step 3: Cross multiply
    11,139.25x = 16,698.41 × 3,738.52
  4. Step 4: Simplify right side
    11,139.25x = 62,427,339.75
  5. Step 5: Solve for x
    x = 62,427,339.75/11,139.25
  6. Step 6: Final answer
    x = 5,604.27

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