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Finding the Fourth Proportional to 36,663.44, 50,595.10 and 20,747.48

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Solution

The fourth proportional to 36,663.44, 50,595.10 and 20,747.48 is: 28,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,663.44 : 50,595.10 = 20,747.48 : x
  2. Step 2: Convert to fraction form
    36,663.44/50,595.10 = 20,747.48/x
  3. Step 3: Cross multiply
    36,663.44x = 50,595.10 × 20,747.48
  4. Step 4: Simplify right side
    36,663.44x = 1,049,720,520.50
  5. Step 5: Solve for x
    x = 1,049,720,520.50/36,663.44
  6. Step 6: Final answer
    x = 28,631.26

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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.