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Finding the Fourth Proportional to 187,074.80, 280,612.20 and 166,857.20

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Solution

The fourth proportional to 187,074.80, 280,612.20 and 166,857.20 is: 250,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,074.80 : 280,612.20 = 166,857.20 : x
  2. Step 2: Convert to fraction form
    187,074.80/280,612.20 = 166,857.20/x
  3. Step 3: Cross multiply
    187,074.80x = 280,612.20 × 166,857.20
  4. Step 4: Simplify right side
    187,074.80x = 46,822,165,977.84
  5. Step 5: Solve for x
    x = 46,822,165,977.84/187,074.80
  6. Step 6: Final answer
    x = 250,285.80

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