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Finding the Fourth Proportional to 106,103.82, 159,162.48 and 31,222.56

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Solution

The fourth proportional to 106,103.82, 159,162.48 and 31,222.56 is: 46,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,103.82 : 159,162.48 = 31,222.56 : x
  2. Step 2: Convert to fraction form
    106,103.82/159,162.48 = 31,222.56/x
  3. Step 3: Cross multiply
    106,103.82x = 159,162.48 × 31,222.56
  4. Step 4: Simplify right side
    106,103.82x = 4,969,460,081.55
  5. Step 5: Solve for x
    x = 4,969,460,081.55/106,103.82
  6. Step 6: Final answer
    x = 46,835.83

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