Home / 196,646.34-271,217.78-134,593.60

Finding the Fourth Proportional to 196,646.34, 271,217.78 and 134,593.60

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Solution

The fourth proportional to 196,646.34, 271,217.78 and 134,593.60 is: 185,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,646.34 : 271,217.78 = 134,593.60 : x
  2. Step 2: Convert to fraction form
    196,646.34/271,217.78 = 134,593.60/x
  3. Step 3: Cross multiply
    196,646.34x = 271,217.78 × 134,593.60
  4. Step 4: Simplify right side
    196,646.34x = 36,504,177,568.80
  5. Step 5: Solve for x
    x = 36,504,177,568.80/196,646.34
  6. Step 6: Final answer
    x = 185,633.65

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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.