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Finding the Fourth Proportional to 8,063.58, 12,098.01 and 4,170.78

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Solution

The fourth proportional to 8,063.58, 12,098.01 and 4,170.78 is: 6,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.58 : 12,098.01 = 4,170.78 : x
  2. Step 2: Convert to fraction form
    8,063.58/12,098.01 = 4,170.78/x
  3. Step 3: Cross multiply
    8,063.58x = 12,098.01 × 4,170.78
  4. Step 4: Simplify right side
    8,063.58x = 50,458,138.15
  5. Step 5: Solve for x
    x = 50,458,138.15/8,063.58
  6. Step 6: Final answer
    x = 6,257.54

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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.