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Finding the Fourth Proportional to 8,168.46, 12,252.69 and 2,012.46

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Solution

The fourth proportional to 8,168.46, 12,252.69 and 2,012.46 is: 3,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.46 : 12,252.69 = 2,012.46 : x
  2. Step 2: Convert to fraction form
    8,168.46/12,252.69 = 2,012.46/x
  3. Step 3: Cross multiply
    8,168.46x = 12,252.69 × 2,012.46
  4. Step 4: Simplify right side
    8,168.46x = 24,658,048.52
  5. Step 5: Solve for x
    x = 24,658,048.52/8,168.46
  6. Step 6: Final answer
    x = 3,018.69

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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.