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Finding the Fourth Proportional to 11,744.99, 17,608.17 and 5,817.71

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Solution

The fourth proportional to 11,744.99, 17,608.17 and 5,817.71 is: 8,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.99 : 17,608.17 = 5,817.71 : x
  2. Step 2: Convert to fraction form
    11,744.99/17,608.17 = 5,817.71/x
  3. Step 3: Cross multiply
    11,744.99x = 17,608.17 × 5,817.71
  4. Step 4: Simplify right side
    11,744.99x = 102,439,226.69
  5. Step 5: Solve for x
    x = 102,439,226.69/11,744.99
  6. Step 6: Final answer
    x = 8,721.95

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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.