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Finding the Fourth Proportional to 8,017.65, 12,023.39 and 3,339.87

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Solution

The fourth proportional to 8,017.65, 12,023.39 and 3,339.87 is: 5,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.65 : 12,023.39 = 3,339.87 : x
  2. Step 2: Convert to fraction form
    8,017.65/12,023.39 = 3,339.87/x
  3. Step 3: Cross multiply
    8,017.65x = 12,023.39 × 3,339.87
  4. Step 4: Simplify right side
    8,017.65x = 40,156,559.56
  5. Step 5: Solve for x
    x = 40,156,559.56/8,017.65
  6. Step 6: Final answer
    x = 5,008.52

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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.