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Finding the Fourth Proportional to 69,775.56, 96,388.92 and 54,062.64

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Solution

The fourth proportional to 69,775.56, 96,388.92 and 54,062.64 is: 74,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,775.56 : 96,388.92 = 54,062.64 : x
  2. Step 2: Convert to fraction form
    69,775.56/96,388.92 = 54,062.64/x
  3. Step 3: Cross multiply
    69,775.56x = 96,388.92 × 54,062.64
  4. Step 4: Simplify right side
    69,775.56x = 5,211,039,481.95
  5. Step 5: Solve for x
    x = 5,211,039,481.95/69,775.56
  6. Step 6: Final answer
    x = 74,682.88

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