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Finding the Fourth Proportional to 123,608.80, 185,470.80 and 92,504.80

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Solution

The fourth proportional to 123,608.80, 185,470.80 and 92,504.80 is: 138,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,608.80 : 185,470.80 = 92,504.80 : x
  2. Step 2: Convert to fraction form
    123,608.80/185,470.80 = 92,504.80/x
  3. Step 3: Cross multiply
    123,608.80x = 185,470.80 × 92,504.80
  4. Step 4: Simplify right side
    123,608.80x = 17,156,939,259.84
  5. Step 5: Solve for x
    x = 17,156,939,259.84/123,608.80
  6. Step 6: Final answer
    x = 138,800.31

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