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Finding the Fourth Proportional to 269,612.20, 404,418.30 and 92,076.40

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Solution

The fourth proportional to 269,612.20, 404,418.30 and 92,076.40 is: 138,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,612.20 : 404,418.30 = 92,076.40 : x
  2. Step 2: Convert to fraction form
    269,612.20/404,418.30 = 92,076.40/x
  3. Step 3: Cross multiply
    269,612.20x = 404,418.30 × 92,076.40
  4. Step 4: Simplify right side
    269,612.20x = 37,237,381,158.12
  5. Step 5: Solve for x
    x = 37,237,381,158.12/269,612.20
  6. Step 6: Final answer
    x = 138,114.60

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