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Finding the Fourth Proportional to 269,060.88, 403,590.20 and 82,071.76

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Solution

The fourth proportional to 269,060.88, 403,590.20 and 82,071.76 is: 123,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,060.88 : 403,590.20 = 82,071.76 : x
  2. Step 2: Convert to fraction form
    269,060.88/403,590.20 = 82,071.76/x
  3. Step 3: Cross multiply
    269,060.88x = 403,590.20 × 82,071.76
  4. Step 4: Simplify right side
    269,060.88x = 33,123,358,032.75
  5. Step 5: Solve for x
    x = 33,123,358,032.75/269,060.88
  6. Step 6: Final answer
    x = 123,107.30

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