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Finding the Fourth Proportional to 36,620.76, 50,536.53 and 19,853.76

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Solution

The fourth proportional to 36,620.76, 50,536.53 and 19,853.76 is: 27,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.76 : 50,536.53 = 19,853.76 : x
  2. Step 2: Convert to fraction form
    36,620.76/50,536.53 = 19,853.76/x
  3. Step 3: Cross multiply
    36,620.76x = 50,536.53 × 19,853.76
  4. Step 4: Simplify right side
    36,620.76x = 1,003,340,137.85
  5. Step 5: Solve for x
    x = 1,003,340,137.85/36,620.76
  6. Step 6: Final answer
    x = 27,398.12

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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.