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Finding the Fourth Proportional to 16,818.97, 25,205.56 and 7,932.92

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Solution

The fourth proportional to 16,818.97, 25,205.56 and 7,932.92 is: 11,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.97 : 25,205.56 = 7,932.92 : x
  2. Step 2: Convert to fraction form
    16,818.97/25,205.56 = 7,932.92/x
  3. Step 3: Cross multiply
    16,818.97x = 25,205.56 × 7,932.92
  4. Step 4: Simplify right side
    16,818.97x = 199,953,691.04
  5. Step 5: Solve for x
    x = 199,953,691.04/16,818.97
  6. Step 6: Final answer
    x = 11,888.58

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