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Finding the Fourth Proportional to 73,347.20, 110,020.80 and 49,727.60

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Solution

The fourth proportional to 73,347.20, 110,020.80 and 49,727.60 is: 74,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,347.20 : 110,020.80 = 49,727.60 : x
  2. Step 2: Convert to fraction form
    73,347.20/110,020.80 = 49,727.60/x
  3. Step 3: Cross multiply
    73,347.20x = 110,020.80 × 49,727.60
  4. Step 4: Simplify right side
    73,347.20x = 5,471,070,334.08
  5. Step 5: Solve for x
    x = 5,471,070,334.08/73,347.20
  6. Step 6: Final answer
    x = 74,591.40

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