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Finding the Fourth Proportional to 86,273.25, 119,092.73 and 57,200.73

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Solution

The fourth proportional to 86,273.25, 119,092.73 and 57,200.73 is: 78,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,273.25 : 119,092.73 = 57,200.73 : x
  2. Step 2: Convert to fraction form
    86,273.25/119,092.73 = 57,200.73/x
  3. Step 3: Cross multiply
    86,273.25x = 119,092.73 × 57,200.73
  4. Step 4: Simplify right side
    86,273.25x = 6,812,190,807.69
  5. Step 5: Solve for x
    x = 6,812,190,807.69/86,273.25
  6. Step 6: Final answer
    x = 78,960.64

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