Home / 196,593.20-271,389.95-148,214.71

Finding the Fourth Proportional to 196,593.20, 271,389.95 and 148,214.71

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Solution

The fourth proportional to 196,593.20, 271,389.95 and 148,214.71 is: 204,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,593.20 : 271,389.95 = 148,214.71 : x
  2. Step 2: Convert to fraction form
    196,593.20/271,389.95 = 148,214.71/x
  3. Step 3: Cross multiply
    196,593.20x = 271,389.95 × 148,214.71
  4. Step 4: Simplify right side
    196,593.20x = 40,223,981,379.21
  5. Step 5: Solve for x
    x = 40,223,981,379.21/196,593.20
  6. Step 6: Final answer
    x = 204,605.15

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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.