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Finding the Fourth Proportional to 14,998.74, 22,469.46 and 8,404.98

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Solution

The fourth proportional to 14,998.74, 22,469.46 and 8,404.98 is: 12,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.74 : 22,469.46 = 8,404.98 : x
  2. Step 2: Convert to fraction form
    14,998.74/22,469.46 = 8,404.98/x
  3. Step 3: Cross multiply
    14,998.74x = 22,469.46 × 8,404.98
  4. Step 4: Simplify right side
    14,998.74x = 188,855,361.91
  5. Step 5: Solve for x
    x = 188,855,361.91/14,998.74
  6. Step 6: Final answer
    x = 12,591.42

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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.