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Finding the Fourth Proportional to 11,769.11, 17,642.52 and 4,368.55

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Solution

The fourth proportional to 11,769.11, 17,642.52 and 4,368.55 is: 6,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.11 : 17,642.52 = 4,368.55 : x
  2. Step 2: Convert to fraction form
    11,769.11/17,642.52 = 4,368.55/x
  3. Step 3: Cross multiply
    11,769.11x = 17,642.52 × 4,368.55
  4. Step 4: Simplify right side
    11,769.11x = 77,072,230.75
  5. Step 5: Solve for x
    x = 77,072,230.75/11,769.11
  6. Step 6: Final answer
    x = 6,548.69

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