Home / 276,792.24-381,575.16-197,166

Finding the Fourth Proportional to 276,792.24, 381,575.16 and 197,166

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Solution

The fourth proportional to 276,792.24, 381,575.16 and 197,166 is: 271,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,792.24 : 381,575.16 = 197,166 : x
  2. Step 2: Convert to fraction form
    276,792.24/381,575.16 = 197,166/x
  3. Step 3: Cross multiply
    276,792.24x = 381,575.16 × 197,166
  4. Step 4: Simplify right side
    276,792.24x = 75,233,647,996.56
  5. Step 5: Solve for x
    x = 75,233,647,996.56/276,792.24
  6. Step 6: Final answer
    x = 271,805.48

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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.