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Finding the Fourth Proportional to 19,744.67, 29,573.67 and 14,208.73

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Solution

The fourth proportional to 19,744.67, 29,573.67 and 14,208.73 is: 21,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.67 : 29,573.67 = 14,208.73 : x
  2. Step 2: Convert to fraction form
    19,744.67/29,573.67 = 14,208.73/x
  3. Step 3: Cross multiply
    19,744.67x = 29,573.67 × 14,208.73
  4. Step 4: Simplify right side
    19,744.67x = 420,204,292.14
  5. Step 5: Solve for x
    x = 420,204,292.14/19,744.67
  6. Step 6: Final answer
    x = 21,281.91

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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.