Home / 29,196.75-43,822.82-18,069.78

Finding the Fourth Proportional to 29,196.75, 43,822.82 and 18,069.78

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Solution

The fourth proportional to 29,196.75, 43,822.82 and 18,069.78 is: 27,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,196.75 : 43,822.82 = 18,069.78 : x
  2. Step 2: Convert to fraction form
    29,196.75/43,822.82 = 18,069.78/x
  3. Step 3: Cross multiply
    29,196.75x = 43,822.82 × 18,069.78
  4. Step 4: Simplify right side
    29,196.75x = 791,868,626.03
  5. Step 5: Solve for x
    x = 791,868,626.03/29,196.75
  6. Step 6: Final answer
    x = 27,121.81

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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.