Home / 67,174.22-100,757.67-20,423.45

Finding the Fourth Proportional to 67,174.22, 100,757.67 and 20,423.45

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Solution

The fourth proportional to 67,174.22, 100,757.67 and 20,423.45 is: 30,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,174.22 : 100,757.67 = 20,423.45 : x
  2. Step 2: Convert to fraction form
    67,174.22/100,757.67 = 20,423.45/x
  3. Step 3: Cross multiply
    67,174.22x = 100,757.67 × 20,423.45
  4. Step 4: Simplify right side
    67,174.22x = 2,057,818,731.57
  5. Step 5: Solve for x
    x = 2,057,818,731.57/67,174.22
  6. Step 6: Final answer
    x = 30,634.06

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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.