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Finding the Fourth Proportional to 199,907.85, 275,865.29 and 109,263.08

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Solution

The fourth proportional to 199,907.85, 275,865.29 and 109,263.08 is: 150,778.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,907.85 : 275,865.29 = 109,263.08 : x
  2. Step 2: Convert to fraction form
    199,907.85/275,865.29 = 109,263.08/x
  3. Step 3: Cross multiply
    199,907.85x = 275,865.29 × 109,263.08
  4. Step 4: Simplify right side
    199,907.85x = 30,141,889,324.85
  5. Step 5: Solve for x
    x = 30,141,889,324.85/199,907.85
  6. Step 6: Final answer
    x = 150,778.92

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