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Finding the Fourth Proportional to 11,668.87, 16,103.10 and 6,363.77

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Solution

The fourth proportional to 11,668.87, 16,103.10 and 6,363.77 is: 8,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.87 : 16,103.10 = 6,363.77 : x
  2. Step 2: Convert to fraction form
    11,668.87/16,103.10 = 6,363.77/x
  3. Step 3: Cross multiply
    11,668.87x = 16,103.10 × 6,363.77
  4. Step 4: Simplify right side
    11,668.87x = 102,476,424.69
  5. Step 5: Solve for x
    x = 102,476,424.69/11,668.87
  6. Step 6: Final answer
    x = 8,782.03

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