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Finding the Fourth Proportional to 5,947.76, 8,921.76 and 2,485.04

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Solution

The fourth proportional to 5,947.76, 8,921.76 and 2,485.04 is: 3,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.76 : 8,921.76 = 2,485.04 : x
  2. Step 2: Convert to fraction form
    5,947.76/8,921.76 = 2,485.04/x
  3. Step 3: Cross multiply
    5,947.76x = 8,921.76 × 2,485.04
  4. Step 4: Simplify right side
    5,947.76x = 22,170,930.47
  5. Step 5: Solve for x
    x = 22,170,930.47/5,947.76
  6. Step 6: Final answer
    x = 3,727.61

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