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Finding the Fourth Proportional to 36,251.31, 50,026.50 and 20,335.41

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Solution

The fourth proportional to 36,251.31, 50,026.50 and 20,335.41 is: 28,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.31 : 50,026.50 = 20,335.41 : x
  2. Step 2: Convert to fraction form
    36,251.31/50,026.50 = 20,335.41/x
  3. Step 3: Cross multiply
    36,251.31x = 50,026.50 × 20,335.41
  4. Step 4: Simplify right side
    36,251.31x = 1,017,309,388.37
  5. Step 5: Solve for x
    x = 1,017,309,388.37/36,251.31
  6. Step 6: Final answer
    x = 28,062.69

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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.