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Finding the Fourth Proportional to 18,544.99, 27,823.43 and 5,398.15

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Solution

The fourth proportional to 18,544.99, 27,823.43 and 5,398.15 is: 8,098.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.99 : 27,823.43 = 5,398.15 : x
  2. Step 2: Convert to fraction form
    18,544.99/27,823.43 = 5,398.15/x
  3. Step 3: Cross multiply
    18,544.99x = 27,823.43 × 5,398.15
  4. Step 4: Simplify right side
    18,544.99x = 150,195,048.65
  5. Step 5: Solve for x
    x = 150,195,048.65/18,544.99
  6. Step 6: Final answer
    x = 8,098.96

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