Home / 73,922.36-110,871.41-20,617.97

Finding the Fourth Proportional to 73,922.36, 110,871.41 and 20,617.97

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Solution

The fourth proportional to 73,922.36, 110,871.41 and 20,617.97 is: 30,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,922.36 : 110,871.41 = 20,617.97 : x
  2. Step 2: Convert to fraction form
    73,922.36/110,871.41 = 20,617.97/x
  3. Step 3: Cross multiply
    73,922.36x = 110,871.41 × 20,617.97
  4. Step 4: Simplify right side
    73,922.36x = 2,285,943,353.69
  5. Step 5: Solve for x
    x = 2,285,943,353.69/73,922.36
  6. Step 6: Final answer
    x = 30,923.57

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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.