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Finding the Fourth Proportional to 121,999.20, 182,980.20 and 33,259.92

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Solution

The fourth proportional to 121,999.20, 182,980.20 and 33,259.92 is: 49,884.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,999.20 : 182,980.20 = 33,259.92 : x
  2. Step 2: Convert to fraction form
    121,999.20/182,980.20 = 33,259.92/x
  3. Step 3: Cross multiply
    121,999.20x = 182,980.20 × 33,259.92
  4. Step 4: Simplify right side
    121,999.20x = 6,085,906,813.58
  5. Step 5: Solve for x
    x = 6,085,906,813.58/121,999.20
  6. Step 6: Final answer
    x = 49,884.81

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