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Finding the Fourth Proportional to 36,620.43, 50,536.04 and 19,853.43

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Solution

The fourth proportional to 36,620.43, 50,536.04 and 19,853.43 is: 27,397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.43 : 50,536.04 = 19,853.43 : x
  2. Step 2: Convert to fraction form
    36,620.43/50,536.04 = 19,853.43/x
  3. Step 3: Cross multiply
    36,620.43x = 50,536.04 × 19,853.43
  4. Step 4: Simplify right side
    36,620.43x = 1,003,313,633.35
  5. Step 5: Solve for x
    x = 1,003,313,633.35/36,620.43
  6. Step 6: Final answer
    x = 27,397.65

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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.