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Finding the Fourth Proportional to 8,104.66, 11,183.77 and 4,747.61

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Solution

The fourth proportional to 8,104.66, 11,183.77 and 4,747.61 is: 6,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.66 : 11,183.77 = 4,747.61 : x
  2. Step 2: Convert to fraction form
    8,104.66/11,183.77 = 4,747.61/x
  3. Step 3: Cross multiply
    8,104.66x = 11,183.77 × 4,747.61
  4. Step 4: Simplify right side
    8,104.66x = 53,096,212.18
  5. Step 5: Solve for x
    x = 53,096,212.18/8,104.66
  6. Step 6: Final answer
    x = 6,551.32

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1.5x scale

Why These Related Problems?

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