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Finding the Fourth Proportional to 76,633.54, 105,753.27 and 43,099.54

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Solution

The fourth proportional to 76,633.54, 105,753.27 and 43,099.54 is: 59,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,633.54 : 105,753.27 = 43,099.54 : x
  2. Step 2: Convert to fraction form
    76,633.54/105,753.27 = 43,099.54/x
  3. Step 3: Cross multiply
    76,633.54x = 105,753.27 × 43,099.54
  4. Step 4: Simplify right side
    76,633.54x = 4,557,917,290.50
  5. Step 5: Solve for x
    x = 4,557,917,290.50/76,633.54
  6. Step 6: Final answer
    x = 59,476.79

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