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Finding the Fourth Proportional to 36,468.80, 50,324.16 and 20,552.48

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Solution

The fourth proportional to 36,468.80, 50,324.16 and 20,552.48 is: 28,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.80 : 50,324.16 = 20,552.48 : x
  2. Step 2: Convert to fraction form
    36,468.80/50,324.16 = 20,552.48/x
  3. Step 3: Cross multiply
    36,468.80x = 50,324.16 × 20,552.48
  4. Step 4: Simplify right side
    36,468.80x = 1,034,286,291.92
  5. Step 5: Solve for x
    x = 1,034,286,291.92/36,468.80
  6. Step 6: Final answer
    x = 28,360.85

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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.