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Finding the Fourth Proportional to 36,894.72, 50,899.20 and 25,723.20

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Solution

The fourth proportional to 36,894.72, 50,899.20 and 25,723.20 is: 35,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,894.72 : 50,899.20 = 25,723.20 : x
  2. Step 2: Convert to fraction form
    36,894.72/50,899.20 = 25,723.20/x
  3. Step 3: Cross multiply
    36,894.72x = 50,899.20 × 25,723.20
  4. Step 4: Simplify right side
    36,894.72x = 1,309,290,301.44
  5. Step 5: Solve for x
    x = 1,309,290,301.44/36,894.72
  6. Step 6: Final answer
    x = 35,487.20

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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.