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Finding the Fourth Proportional to 34,047.78, 51,077.02 and 17,398.78

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Solution

The fourth proportional to 34,047.78, 51,077.02 and 17,398.78 is: 26,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,047.78 : 51,077.02 = 17,398.78 : x
  2. Step 2: Convert to fraction form
    34,047.78/51,077.02 = 17,398.78/x
  3. Step 3: Cross multiply
    34,047.78x = 51,077.02 × 17,398.78
  4. Step 4: Simplify right side
    34,047.78x = 888,677,834.04
  5. Step 5: Solve for x
    x = 888,677,834.04/34,047.78
  6. Step 6: Final answer
    x = 26,100.90

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