Home / 20,096.23-30,142.21-8,251.25

Finding the Fourth Proportional to 20,096.23, 30,142.21 and 8,251.25

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Solution

The fourth proportional to 20,096.23, 30,142.21 and 8,251.25 is: 12,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.23 : 30,142.21 = 8,251.25 : x
  2. Step 2: Convert to fraction form
    20,096.23/30,142.21 = 8,251.25/x
  3. Step 3: Cross multiply
    20,096.23x = 30,142.21 × 8,251.25
  4. Step 4: Simplify right side
    20,096.23x = 248,710,910.26
  5. Step 5: Solve for x
    x = 248,710,910.26/20,096.23
  6. Step 6: Final answer
    x = 12,376.00

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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.