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Finding the Fourth Proportional to 28,355.46, 42,467.57 and 27,371.31

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Solution

The fourth proportional to 28,355.46, 42,467.57 and 27,371.31 is: 40,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,355.46 : 42,467.57 = 27,371.31 : x
  2. Step 2: Convert to fraction form
    28,355.46/42,467.57 = 27,371.31/x
  3. Step 3: Cross multiply
    28,355.46x = 42,467.57 × 27,371.31
  4. Step 4: Simplify right side
    28,355.46x = 1,162,393,023.42
  5. Step 5: Solve for x
    x = 1,162,393,023.42/28,355.46
  6. Step 6: Final answer
    x = 40,993.62

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