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Finding the Fourth Proportional to 13,709.77, 20,562.30 and 4,943.41

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Solution

The fourth proportional to 13,709.77, 20,562.30 and 4,943.41 is: 7,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709.77 : 20,562.30 = 4,943.41 : x
  2. Step 2: Convert to fraction form
    13,709.77/20,562.30 = 4,943.41/x
  3. Step 3: Cross multiply
    13,709.77x = 20,562.30 × 4,943.41
  4. Step 4: Simplify right side
    13,709.77x = 101,647,879.44
  5. Step 5: Solve for x
    x = 101,647,879.44/13,709.77
  6. Step 6: Final answer
    x = 7,414.27

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