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Finding the Fourth Proportional to 52,855.62, 72,940.20 and 28,982.24

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Solution

The fourth proportional to 52,855.62, 72,940.20 and 28,982.24 is: 39,995.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,855.62 : 72,940.20 = 28,982.24 : x
  2. Step 2: Convert to fraction form
    52,855.62/72,940.20 = 28,982.24/x
  3. Step 3: Cross multiply
    52,855.62x = 72,940.20 × 28,982.24
  4. Step 4: Simplify right side
    52,855.62x = 2,113,970,382.05
  5. Step 5: Solve for x
    x = 2,113,970,382.05/52,855.62
  6. Step 6: Final answer
    x = 39,995.19

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