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Finding the Fourth Proportional to 36,648.50, 50,572.14 and 20,733.97

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Solution

The fourth proportional to 36,648.50, 50,572.14 and 20,733.97 is: 28,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,648.50 : 50,572.14 = 20,733.97 : x
  2. Step 2: Convert to fraction form
    36,648.50/50,572.14 = 20,733.97/x
  3. Step 3: Cross multiply
    36,648.50x = 50,572.14 × 20,733.97
  4. Step 4: Simplify right side
    36,648.50x = 1,048,561,308.19
  5. Step 5: Solve for x
    x = 1,048,561,308.19/36,648.50
  6. Step 6: Final answer
    x = 28,611.30

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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.