Home / 79,553.24-109,786.28-43,745.96

Finding the Fourth Proportional to 79,553.24, 109,786.28 and 43,745.96

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Solution

The fourth proportional to 79,553.24, 109,786.28 and 43,745.96 is: 60,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,553.24 : 109,786.28 = 43,745.96 : x
  2. Step 2: Convert to fraction form
    79,553.24/109,786.28 = 43,745.96/x
  3. Step 3: Cross multiply
    79,553.24x = 109,786.28 × 43,745.96
  4. Step 4: Simplify right side
    79,553.24x = 4,802,706,213.43
  5. Step 5: Solve for x
    x = 4,802,706,213.43/79,553.24
  6. Step 6: Final answer
    x = 60,370.97

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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.