Home / 39,169.82-54,054.42-22,173.86

Finding the Fourth Proportional to 39,169.82, 54,054.42 and 22,173.86

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Solution

The fourth proportional to 39,169.82, 54,054.42 and 22,173.86 is: 30,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169.82 : 54,054.42 = 22,173.86 : x
  2. Step 2: Convert to fraction form
    39,169.82/54,054.42 = 22,173.86/x
  3. Step 3: Cross multiply
    39,169.82x = 54,054.42 × 22,173.86
  4. Step 4: Simplify right side
    39,169.82x = 1,198,595,141.46
  5. Step 5: Solve for x
    x = 1,198,595,141.46/39,169.82
  6. Step 6: Final answer
    x = 30,599.97

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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.