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Finding the Fourth Proportional to 16,995.60, 25,493.40 and 5,308.86

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Solution

The fourth proportional to 16,995.60, 25,493.40 and 5,308.86 is: 7,963.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,995.60 : 25,493.40 = 5,308.86 : x
  2. Step 2: Convert to fraction form
    16,995.60/25,493.40 = 5,308.86/x
  3. Step 3: Cross multiply
    16,995.60x = 25,493.40 × 5,308.86
  4. Step 4: Simplify right side
    16,995.60x = 135,340,891.52
  5. Step 5: Solve for x
    x = 135,340,891.52/16,995.60
  6. Step 6: Final answer
    x = 7,963.29

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