Home / 37,902.22-52,305.30-20,906.92

Finding the Fourth Proportional to 37,902.22, 52,305.30 and 20,906.92

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Solution

The fourth proportional to 37,902.22, 52,305.30 and 20,906.92 is: 28,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,902.22 : 52,305.30 = 20,906.92 : x
  2. Step 2: Convert to fraction form
    37,902.22/52,305.30 = 20,906.92/x
  3. Step 3: Cross multiply
    37,902.22x = 52,305.30 × 20,906.92
  4. Step 4: Simplify right side
    37,902.22x = 1,093,542,788.06
  5. Step 5: Solve for x
    x = 1,093,542,788.06/37,902.22
  6. Step 6: Final answer
    x = 28,851.68

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Double scale
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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.