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Finding the Fourth Proportional to 36,591.50, 50,495.62 and 20,675.61

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Solution

The fourth proportional to 36,591.50, 50,495.62 and 20,675.61 is: 28,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,591.50 : 50,495.62 = 20,675.61 : x
  2. Step 2: Convert to fraction form
    36,591.50/50,495.62 = 20,675.61/x
  3. Step 3: Cross multiply
    36,591.50x = 50,495.62 × 20,675.61
  4. Step 4: Simplify right side
    36,591.50x = 1,044,027,745.83
  5. Step 5: Solve for x
    x = 1,044,027,745.83/36,591.50
  6. Step 6: Final answer
    x = 28,531.97

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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.