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Finding the Fourth Proportional to 8,252.62, 12,367.98 and 7,151.83

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Solution

The fourth proportional to 8,252.62, 12,367.98 and 7,151.83 is: 10,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.62 : 12,367.98 = 7,151.83 : x
  2. Step 2: Convert to fraction form
    8,252.62/12,367.98 = 7,151.83/x
  3. Step 3: Cross multiply
    8,252.62x = 12,367.98 × 7,151.83
  4. Step 4: Simplify right side
    8,252.62x = 88,453,690.40
  5. Step 5: Solve for x
    x = 88,453,690.40/8,252.62
  6. Step 6: Final answer
    x = 10,718.26

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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.