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Finding the Fourth Proportional to 36,613.52, 50,526.32 and 20,480.64

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Solution

The fourth proportional to 36,613.52, 50,526.32 and 20,480.64 is: 28,263.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,613.52 : 50,526.32 = 20,480.64 : x
  2. Step 2: Convert to fraction form
    36,613.52/50,526.32 = 20,480.64/x
  3. Step 3: Cross multiply
    36,613.52x = 50,526.32 × 20,480.64
  4. Step 4: Simplify right side
    36,613.52x = 1,034,811,370.44
  5. Step 5: Solve for x
    x = 1,034,811,370.44/36,613.52
  6. Step 6: Final answer
    x = 28,263.09

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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.