Home / 20,096.73-30,142.96-8,251.75

Finding the Fourth Proportional to 20,096.73, 30,142.96 and 8,251.75

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Solution

The fourth proportional to 20,096.73, 30,142.96 and 8,251.75 is: 12,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.73 : 30,142.96 = 8,251.75 : x
  2. Step 2: Convert to fraction form
    20,096.73/30,142.96 = 8,251.75/x
  3. Step 3: Cross multiply
    20,096.73x = 30,142.96 × 8,251.75
  4. Step 4: Simplify right side
    20,096.73x = 248,732,170.18
  5. Step 5: Solve for x
    x = 248,732,170.18/20,096.73
  6. Step 6: Final answer
    x = 12,376.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.