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Finding the Fourth Proportional to 8,064.75, 12,098.16 and 2,870.67

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Solution

The fourth proportional to 8,064.75, 12,098.16 and 2,870.67 is: 4,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.75 : 12,098.16 = 2,870.67 : x
  2. Step 2: Convert to fraction form
    8,064.75/12,098.16 = 2,870.67/x
  3. Step 3: Cross multiply
    8,064.75x = 12,098.16 × 2,870.67
  4. Step 4: Simplify right side
    8,064.75x = 34,729,824.97
  5. Step 5: Solve for x
    x = 34,729,824.97/8,064.75
  6. Step 6: Final answer
    x = 4,306.37

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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.