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Finding the Fourth Proportional to 36,514.63, 50,390.13 and 19,747.63

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Solution

The fourth proportional to 36,514.63, 50,390.13 and 19,747.63 is: 27,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,514.63 : 50,390.13 = 19,747.63 : x
  2. Step 2: Convert to fraction form
    36,514.63/50,390.13 = 19,747.63/x
  3. Step 3: Cross multiply
    36,514.63x = 50,390.13 × 19,747.63
  4. Step 4: Simplify right side
    36,514.63x = 995,085,642.89
  5. Step 5: Solve for x
    x = 995,085,642.89/36,514.63
  6. Step 6: Final answer
    x = 27,251.70

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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.