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Finding the Fourth Proportional to 36,586.57, 50,489.55 and 19,819.57

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Solution

The fourth proportional to 36,586.57, 50,489.55 and 19,819.57 is: 27,351.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,586.57 : 50,489.55 = 19,819.57 : x
  2. Step 2: Convert to fraction form
    36,586.57/50,489.55 = 19,819.57/x
  3. Step 3: Cross multiply
    36,586.57x = 50,489.55 × 19,819.57
  4. Step 4: Simplify right side
    36,586.57x = 1,000,681,170.49
  5. Step 5: Solve for x
    x = 1,000,681,170.49/36,586.57
  6. Step 6: Final answer
    x = 27,351.05

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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.