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Finding the Fourth Proportional to 8,896.24, 12,277.81 and 5,359.38

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Solution

The fourth proportional to 8,896.24, 12,277.81 and 5,359.38 is: 7,396.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.24 : 12,277.81 = 5,359.38 : x
  2. Step 2: Convert to fraction form
    8,896.24/12,277.81 = 5,359.38/x
  3. Step 3: Cross multiply
    8,896.24x = 12,277.81 × 5,359.38
  4. Step 4: Simplify right side
    8,896.24x = 65,801,449.36
  5. Step 5: Solve for x
    x = 65,801,449.36/8,896.24
  6. Step 6: Final answer
    x = 7,396.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.