Home / 64,910.70-97,382.25-18,163.17

Finding the Fourth Proportional to 64,910.70, 97,382.25 and 18,163.17

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Solution

The fourth proportional to 64,910.70, 97,382.25 and 18,163.17 is: 27,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,910.70 : 97,382.25 = 18,163.17 : x
  2. Step 2: Convert to fraction form
    64,910.70/97,382.25 = 18,163.17/x
  3. Step 3: Cross multiply
    64,910.70x = 97,382.25 × 18,163.17
  4. Step 4: Simplify right side
    64,910.70x = 1,768,770,361.73
  5. Step 5: Solve for x
    x = 1,768,770,361.73/64,910.70
  6. Step 6: Final answer
    x = 27,249.29

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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.