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Finding the Fourth Proportional to 40,171.80, 55,437.50 and 22,267.16

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Solution

The fourth proportional to 40,171.80, 55,437.50 and 22,267.16 is: 30,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.80 : 55,437.50 = 22,267.16 : x
  2. Step 2: Convert to fraction form
    40,171.80/55,437.50 = 22,267.16/x
  3. Step 3: Cross multiply
    40,171.80x = 55,437.50 × 22,267.16
  4. Step 4: Simplify right side
    40,171.80x = 1,234,435,682.50
  5. Step 5: Solve for x
    x = 1,234,435,682.50/40,171.80
  6. Step 6: Final answer
    x = 30,728.91

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