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Finding the Fourth Proportional to 16,836.78, 23,236.86 and 9,668.94

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Solution

The fourth proportional to 16,836.78, 23,236.86 and 9,668.94 is: 13,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.78 : 23,236.86 = 9,668.94 : x
  2. Step 2: Convert to fraction form
    16,836.78/23,236.86 = 9,668.94/x
  3. Step 3: Cross multiply
    16,836.78x = 23,236.86 × 9,668.94
  4. Step 4: Simplify right side
    16,836.78x = 224,675,805.13
  5. Step 5: Solve for x
    x = 224,675,805.13/16,836.78
  6. Step 6: Final answer
    x = 13,344.35

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