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Finding the Fourth Proportional to 24,891.91, 34,349.85 and 13,561.21

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Solution

The fourth proportional to 24,891.91, 34,349.85 and 13,561.21 is: 18,713.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,891.91 : 34,349.85 = 13,561.21 : x
  2. Step 2: Convert to fraction form
    24,891.91/34,349.85 = 13,561.21/x
  3. Step 3: Cross multiply
    24,891.91x = 34,349.85 × 13,561.21
  4. Step 4: Simplify right side
    24,891.91x = 465,825,529.32
  5. Step 5: Solve for x
    x = 465,825,529.32/24,891.91
  6. Step 6: Final answer
    x = 18,713.93

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