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Finding the Fourth Proportional to 11,491.87, 17,229.04 and 5,941.67

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Solution

The fourth proportional to 11,491.87, 17,229.04 and 5,941.67 is: 8,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.87 : 17,229.04 = 5,941.67 : x
  2. Step 2: Convert to fraction form
    11,491.87/17,229.04 = 5,941.67/x
  3. Step 3: Cross multiply
    11,491.87x = 17,229.04 × 5,941.67
  4. Step 4: Simplify right side
    11,491.87x = 102,369,240.39
  5. Step 5: Solve for x
    x = 102,369,240.39/11,491.87
  6. Step 6: Final answer
    x = 8,907.97

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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.