Home / 73,033.62-109,553.16-20,441.73

Finding the Fourth Proportional to 73,033.62, 109,553.16 and 20,441.73

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Solution

The fourth proportional to 73,033.62, 109,553.16 and 20,441.73 is: 30,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,033.62 : 109,553.16 = 20,441.73 : x
  2. Step 2: Convert to fraction form
    73,033.62/109,553.16 = 20,441.73/x
  3. Step 3: Cross multiply
    73,033.62x = 109,553.16 × 20,441.73
  4. Step 4: Simplify right side
    73,033.62x = 2,239,456,117.37
  5. Step 5: Solve for x
    x = 2,239,456,117.37/73,033.62
  6. Step 6: Final answer
    x = 30,663.36

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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.