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Finding the Fourth Proportional to 231,167.61, 346,620.15 and 137,738.97

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Solution

The fourth proportional to 231,167.61, 346,620.15 and 137,738.97 is: 206,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,167.61 : 346,620.15 = 137,738.97 : x
  2. Step 2: Convert to fraction form
    231,167.61/346,620.15 = 137,738.97/x
  3. Step 3: Cross multiply
    231,167.61x = 346,620.15 × 137,738.97
  4. Step 4: Simplify right side
    231,167.61x = 47,743,102,442.25
  5. Step 5: Solve for x
    x = 47,743,102,442.25/231,167.61
  6. Step 6: Final answer
    x = 206,530.24

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