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Finding the Fourth Proportional to 14,647.11, 21,968.84 and 5,879.07

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Solution

The fourth proportional to 14,647.11, 21,968.84 and 5,879.07 is: 8,817.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.11 : 21,968.84 = 5,879.07 : x
  2. Step 2: Convert to fraction form
    14,647.11/21,968.84 = 5,879.07/x
  3. Step 3: Cross multiply
    14,647.11x = 21,968.84 × 5,879.07
  4. Step 4: Simplify right side
    14,647.11x = 129,156,348.18
  5. Step 5: Solve for x
    x = 129,156,348.18/14,647.11
  6. Step 6: Final answer
    x = 8,817.87

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