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Finding the Fourth Proportional to 36,528.51, 50,410.02 and 20,613.30

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Solution

The fourth proportional to 36,528.51, 50,410.02 and 20,613.30 is: 28,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,528.51 : 50,410.02 = 20,613.30 : x
  2. Step 2: Convert to fraction form
    36,528.51/50,410.02 = 20,613.30/x
  3. Step 3: Cross multiply
    36,528.51x = 50,410.02 × 20,613.30
  4. Step 4: Simplify right side
    36,528.51x = 1,039,116,865.27
  5. Step 5: Solve for x
    x = 1,039,116,865.27/36,528.51
  6. Step 6: Final answer
    x = 28,446.74

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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.