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Finding the Fourth Proportional to 208,813.52, 313,217.58 and 51,043.36

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Solution

The fourth proportional to 208,813.52, 313,217.58 and 51,043.36 is: 76,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,813.52 : 313,217.58 = 51,043.36 : x
  2. Step 2: Convert to fraction form
    208,813.52/313,217.58 = 51,043.36/x
  3. Step 3: Cross multiply
    208,813.52x = 313,217.58 × 51,043.36
  4. Step 4: Simplify right side
    208,813.52x = 15,987,677,694.27
  5. Step 5: Solve for x
    x = 15,987,677,694.27/208,813.52
  6. Step 6: Final answer
    x = 76,564.38

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