Home / 196,958.28-271,792.62-116,389.56

Finding the Fourth Proportional to 196,958.28, 271,792.62 and 116,389.56

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Solution

The fourth proportional to 196,958.28, 271,792.62 and 116,389.56 is: 160,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,958.28 : 271,792.62 = 116,389.56 : x
  2. Step 2: Convert to fraction form
    196,958.28/271,792.62 = 116,389.56/x
  3. Step 3: Cross multiply
    196,958.28x = 271,792.62 × 116,389.56
  4. Step 4: Simplify right side
    196,958.28x = 31,633,823,453.05
  5. Step 5: Solve for x
    x = 31,633,823,453.05/196,958.28
  6. Step 6: Final answer
    x = 160,611.80

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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.