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Finding the Fourth Proportional to 14,855.88, 22,278.06 and 5,494.44

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Solution

The fourth proportional to 14,855.88, 22,278.06 and 5,494.44 is: 8,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,855.88 : 22,278.06 = 5,494.44 : x
  2. Step 2: Convert to fraction form
    14,855.88/22,278.06 = 5,494.44/x
  3. Step 3: Cross multiply
    14,855.88x = 22,278.06 × 5,494.44
  4. Step 4: Simplify right side
    14,855.88x = 122,405,463.99
  5. Step 5: Solve for x
    x = 122,405,463.99/14,855.88
  6. Step 6: Final answer
    x = 8,239.53

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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.