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Finding the Fourth Proportional to 215,993.70, 298,065.56 and 120,497.94

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Solution

The fourth proportional to 215,993.70, 298,065.56 and 120,497.94 is: 166,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,993.70 : 298,065.56 = 120,497.94 : x
  2. Step 2: Convert to fraction form
    215,993.70/298,065.56 = 120,497.94/x
  3. Step 3: Cross multiply
    215,993.70x = 298,065.56 × 120,497.94
  4. Step 4: Simplify right side
    215,993.70x = 35,916,285,362.46
  5. Step 5: Solve for x
    x = 35,916,285,362.46/215,993.70
  6. Step 6: Final answer
    x = 166,283.95

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