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Finding the Fourth Proportional to 8,027.08, 12,100.78 and 7,491.88

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Solution

The fourth proportional to 8,027.08, 12,100.78 and 7,491.88 is: 11,293.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.08 : 12,100.78 = 7,491.88 : x
  2. Step 2: Convert to fraction form
    8,027.08/12,100.78 = 7,491.88/x
  3. Step 3: Cross multiply
    8,027.08x = 12,100.78 × 7,491.88
  4. Step 4: Simplify right side
    8,027.08x = 90,657,493.70
  5. Step 5: Solve for x
    x = 90,657,493.70/8,027.08
  6. Step 6: Final answer
    x = 11,293.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.