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Finding the Fourth Proportional to 40,017.94, 55,227.84 and 22,114.48

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Solution

The fourth proportional to 40,017.94, 55,227.84 and 22,114.48 is: 30,519.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,017.94 : 55,227.84 = 22,114.48 : x
  2. Step 2: Convert to fraction form
    40,017.94/55,227.84 = 22,114.48/x
  3. Step 3: Cross multiply
    40,017.94x = 55,227.84 × 22,114.48
  4. Step 4: Simplify right side
    40,017.94x = 1,221,334,963.12
  5. Step 5: Solve for x
    x = 1,221,334,963.12/40,017.94
  6. Step 6: Final answer
    x = 30,519.69

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