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Finding the Fourth Proportional to 7,881.83, 10,876.94 and 4,296.82

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Solution

The fourth proportional to 7,881.83, 10,876.94 and 4,296.82 is: 5,929.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.83 : 10,876.94 = 4,296.82 : x
  2. Step 2: Convert to fraction form
    7,881.83/10,876.94 = 4,296.82/x
  3. Step 3: Cross multiply
    7,881.83x = 10,876.94 × 4,296.82
  4. Step 4: Simplify right side
    7,881.83x = 46,736,198.95
  5. Step 5: Solve for x
    x = 46,736,198.95/7,881.83
  6. Step 6: Final answer
    x = 5,929.61

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