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Finding the Fourth Proportional to 8,855.82, 12,218.26 and 5,026.82

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Solution

The fourth proportional to 8,855.82, 12,218.26 and 5,026.82 is: 6,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.82 : 12,218.26 = 5,026.82 : x
  2. Step 2: Convert to fraction form
    8,855.82/12,218.26 = 5,026.82/x
  3. Step 3: Cross multiply
    8,855.82x = 12,218.26 × 5,026.82
  4. Step 4: Simplify right side
    8,855.82x = 61,418,993.73
  5. Step 5: Solve for x
    x = 61,418,993.73/8,855.82
  6. Step 6: Final answer
    x = 6,935.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.