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Finding the Fourth Proportional to 8,834.72, 12,189.79 and 5,006.46

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Solution

The fourth proportional to 8,834.72, 12,189.79 and 5,006.46 is: 6,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.72 : 12,189.79 = 5,006.46 : x
  2. Step 2: Convert to fraction form
    8,834.72/12,189.79 = 5,006.46/x
  3. Step 3: Cross multiply
    8,834.72x = 12,189.79 × 5,006.46
  4. Step 4: Simplify right side
    8,834.72x = 61,027,679.45
  5. Step 5: Solve for x
    x = 61,027,679.45/8,834.72
  6. Step 6: Final answer
    x = 6,907.71

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