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Finding the Fourth Proportional to 16,403.28, 24,605.02 and 5,309.92

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Solution

The fourth proportional to 16,403.28, 24,605.02 and 5,309.92 is: 7,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.28 : 24,605.02 = 5,309.92 : x
  2. Step 2: Convert to fraction form
    16,403.28/24,605.02 = 5,309.92/x
  3. Step 3: Cross multiply
    16,403.28x = 24,605.02 × 5,309.92
  4. Step 4: Simplify right side
    16,403.28x = 130,650,687.80
  5. Step 5: Solve for x
    x = 130,650,687.80/16,403.28
  6. Step 6: Final answer
    x = 7,964.91

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