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Finding the Fourth Proportional to 50,773.70, 70,067.22 and 29,255.54

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Solution

The fourth proportional to 50,773.70, 70,067.22 and 29,255.54 is: 40,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,773.70 : 70,067.22 = 29,255.54 : x
  2. Step 2: Convert to fraction form
    50,773.70/70,067.22 = 29,255.54/x
  3. Step 3: Cross multiply
    50,773.70x = 70,067.22 × 29,255.54
  4. Step 4: Simplify right side
    50,773.70x = 2,049,854,357.40
  5. Step 5: Solve for x
    x = 2,049,854,357.40/50,773.70
  6. Step 6: Final answer
    x = 40,372.37

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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.