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Finding the Fourth Proportional to 11,696.43, 17,553.11 and 4,581.73

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Solution

The fourth proportional to 11,696.43, 17,553.11 and 4,581.73 is: 6,875.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696.43 : 17,553.11 = 4,581.73 : x
  2. Step 2: Convert to fraction form
    11,696.43/17,553.11 = 4,581.73/x
  3. Step 3: Cross multiply
    11,696.43x = 17,553.11 × 4,581.73
  4. Step 4: Simplify right side
    11,696.43x = 80,423,609.71
  5. Step 5: Solve for x
    x = 80,423,609.71/11,696.43
  6. Step 6: Final answer
    x = 6,875.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.