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Finding the Fourth Proportional to 29,163.99, 43,789.73 and 16,698.09

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Solution

The fourth proportional to 29,163.99, 43,789.73 and 16,698.09 is: 25,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,163.99 : 43,789.73 = 16,698.09 : x
  2. Step 2: Convert to fraction form
    29,163.99/43,789.73 = 16,698.09/x
  3. Step 3: Cross multiply
    29,163.99x = 43,789.73 × 16,698.09
  4. Step 4: Simplify right side
    29,163.99x = 731,204,852.62
  5. Step 5: Solve for x
    x = 731,204,852.62/29,163.99
  6. Step 6: Final answer
    x = 25,072.18

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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.