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Finding the Fourth Proportional to 11,744.70, 17,617.05 and 6,195.90

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Solution

The fourth proportional to 11,744.70, 17,617.05 and 6,195.90 is: 9,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.70 : 17,617.05 = 6,195.90 : x
  2. Step 2: Convert to fraction form
    11,744.70/17,617.05 = 6,195.90/x
  3. Step 3: Cross multiply
    11,744.70x = 17,617.05 × 6,195.90
  4. Step 4: Simplify right side
    11,744.70x = 109,153,480.10
  5. Step 5: Solve for x
    x = 109,153,480.10/11,744.70
  6. Step 6: Final answer
    x = 9,293.85

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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.