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Finding the Fourth Proportional to 8,170.74, 12,256.02 and 2,014.74

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Solution

The fourth proportional to 8,170.74, 12,256.02 and 2,014.74 is: 3,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.74 : 12,256.02 = 2,014.74 : x
  2. Step 2: Convert to fraction form
    8,170.74/12,256.02 = 2,014.74/x
  3. Step 3: Cross multiply
    8,170.74x = 12,256.02 × 2,014.74
  4. Step 4: Simplify right side
    8,170.74x = 24,692,693.73
  5. Step 5: Solve for x
    x = 24,692,693.73/8,170.74
  6. Step 6: Final answer
    x = 3,022.09

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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.