Home / 104,408.73-144,121.39-61,967.25

Finding the Fourth Proportional to 104,408.73, 144,121.39 and 61,967.25

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Solution

The fourth proportional to 104,408.73, 144,121.39 and 61,967.25 is: 85,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,408.73 : 144,121.39 = 61,967.25 : x
  2. Step 2: Convert to fraction form
    104,408.73/144,121.39 = 61,967.25/x
  3. Step 3: Cross multiply
    104,408.73x = 144,121.39 × 61,967.25
  4. Step 4: Simplify right side
    104,408.73x = 8,930,806,049.56
  5. Step 5: Solve for x
    x = 8,930,806,049.56/104,408.73
  6. Step 6: Final answer
    x = 85,536.97

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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.