Home / 67,609.13-101,416.24-20,224.85

Finding the Fourth Proportional to 67,609.13, 101,416.24 and 20,224.85

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Solution

The fourth proportional to 67,609.13, 101,416.24 and 20,224.85 is: 30,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,609.13 : 101,416.24 = 20,224.85 : x
  2. Step 2: Convert to fraction form
    67,609.13/101,416.24 = 20,224.85/x
  3. Step 3: Cross multiply
    67,609.13x = 101,416.24 × 20,224.85
  4. Step 4: Simplify right side
    67,609.13x = 2,051,128,241.56
  5. Step 5: Solve for x
    x = 2,051,128,241.56/67,609.13
  6. Step 6: Final answer
    x = 30,338.04

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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.