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Finding the Fourth Proportional to 27,720.24, 41,589.24 and 9,938.91

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Solution

The fourth proportional to 27,720.24, 41,589.24 and 9,938.91 is: 14,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720.24 : 41,589.24 = 9,938.91 : x
  2. Step 2: Convert to fraction form
    27,720.24/41,589.24 = 9,938.91/x
  3. Step 3: Cross multiply
    27,720.24x = 41,589.24 × 9,938.91
  4. Step 4: Simplify right side
    27,720.24x = 413,351,713.33
  5. Step 5: Solve for x
    x = 413,351,713.33/27,720.24
  6. Step 6: Final answer
    x = 14,911.55

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