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Finding the Fourth Proportional to 167,958.54, 251,955.42 and 79,188.21

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Solution

The fourth proportional to 167,958.54, 251,955.42 and 79,188.21 is: 118,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,958.54 : 251,955.42 = 79,188.21 : x
  2. Step 2: Convert to fraction form
    167,958.54/251,955.42 = 79,188.21/x
  3. Step 3: Cross multiply
    167,958.54x = 251,955.42 × 79,188.21
  4. Step 4: Simplify right side
    167,958.54x = 19,951,898,709.60
  5. Step 5: Solve for x
    x = 19,951,898,709.60/167,958.54
  6. Step 6: Final answer
    x = 118,790.62

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