Home / 40,961.50-61,424.87-17,279.66

Finding the Fourth Proportional to 40,961.50, 61,424.87 and 17,279.66

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Solution

The fourth proportional to 40,961.50, 61,424.87 and 17,279.66 is: 25,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,961.50 : 61,424.87 = 17,279.66 : x
  2. Step 2: Convert to fraction form
    40,961.50/61,424.87 = 17,279.66/x
  3. Step 3: Cross multiply
    40,961.50x = 61,424.87 × 17,279.66
  4. Step 4: Simplify right side
    40,961.50x = 1,061,400,936.31
  5. Step 5: Solve for x
    x = 1,061,400,936.31/40,961.50
  6. Step 6: Final answer
    x = 25,912.16

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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.