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Finding the Fourth Proportional to 18,626.86, 27,939.57 and 6,314.86

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Solution

The fourth proportional to 18,626.86, 27,939.57 and 6,314.86 is: 9,472.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626.86 : 27,939.57 = 6,314.86 : x
  2. Step 2: Convert to fraction form
    18,626.86/27,939.57 = 6,314.86/x
  3. Step 3: Cross multiply
    18,626.86x = 27,939.57 × 6,314.86
  4. Step 4: Simplify right side
    18,626.86x = 176,434,473.01
  5. Step 5: Solve for x
    x = 176,434,473.01/18,626.86
  6. Step 6: Final answer
    x = 9,472.05

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