Home / 206,366.47-284,659.32-136,514.91

Finding the Fourth Proportional to 206,366.47, 284,659.32 and 136,514.91

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Solution

The fourth proportional to 206,366.47, 284,659.32 and 136,514.91 is: 188,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,366.47 : 284,659.32 = 136,514.91 : x
  2. Step 2: Convert to fraction form
    206,366.47/284,659.32 = 136,514.91/x
  3. Step 3: Cross multiply
    206,366.47x = 284,659.32 × 136,514.91
  4. Step 4: Simplify right side
    206,366.47x = 38,860,241,450.46
  5. Step 5: Solve for x
    x = 38,860,241,450.46/206,366.47
  6. Step 6: Final answer
    x = 188,306.95

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1.5x scale

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.