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Finding the Fourth Proportional to 45,871.66, 68,813.61 and 18,163.18

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Solution

The fourth proportional to 45,871.66, 68,813.61 and 18,163.18 is: 27,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,871.66 : 68,813.61 = 18,163.18 : x
  2. Step 2: Convert to fraction form
    45,871.66/68,813.61 = 18,163.18/x
  3. Step 3: Cross multiply
    45,871.66x = 68,813.61 × 18,163.18
  4. Step 4: Simplify right side
    45,871.66x = 1,249,873,984.88
  5. Step 5: Solve for x
    x = 1,249,873,984.88/45,871.66
  6. Step 6: Final answer
    x = 27,247.19

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