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Finding the Fourth Proportional to 106,408.85, 159,660.30 and 55,795.79

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Solution

The fourth proportional to 106,408.85, 159,660.30 and 55,795.79 is: 83,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,408.85 : 159,660.30 = 55,795.79 : x
  2. Step 2: Convert to fraction form
    106,408.85/159,660.30 = 55,795.79/x
  3. Step 3: Cross multiply
    106,408.85x = 159,660.30 × 55,795.79
  4. Step 4: Simplify right side
    106,408.85x = 8,908,371,771.84
  5. Step 5: Solve for x
    x = 8,908,371,771.84/106,408.85
  6. Step 6: Final answer
    x = 83,718.34

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