Home / 50,067.72-75,046.91-20,450.27

Finding the Fourth Proportional to 50,067.72, 75,046.91 and 20,450.27

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Solution

The fourth proportional to 50,067.72, 75,046.91 and 20,450.27 is: 30,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,067.72 : 75,046.91 = 20,450.27 : x
  2. Step 2: Convert to fraction form
    50,067.72/75,046.91 = 20,450.27/x
  3. Step 3: Cross multiply
    50,067.72x = 75,046.91 × 20,450.27
  4. Step 4: Simplify right side
    50,067.72x = 1,534,729,657.53
  5. Step 5: Solve for x
    x = 1,534,729,657.53/50,067.72
  6. Step 6: Final answer
    x = 30,653.08

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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.