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Finding the Fourth Proportional to 79,724.51, 119,586.91 and 74,852.97

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Solution

The fourth proportional to 79,724.51, 119,586.91 and 74,852.97 is: 112,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.51 : 119,586.91 = 74,852.97 : x
  2. Step 2: Convert to fraction form
    79,724.51/119,586.91 = 74,852.97/x
  3. Step 3: Cross multiply
    79,724.51x = 119,586.91 × 74,852.97
  4. Step 4: Simplify right side
    79,724.51x = 8,951,435,386.62
  5. Step 5: Solve for x
    x = 8,951,435,386.62/79,724.51
  6. Step 6: Final answer
    x = 112,279.59

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