Home / 40,169.96-60,221.82-19,101.64

Finding the Fourth Proportional to 40,169.96, 60,221.82 and 19,101.64

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Solution

The fourth proportional to 40,169.96, 60,221.82 and 19,101.64 is: 28,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,169.96 : 60,221.82 = 19,101.64 : x
  2. Step 2: Convert to fraction form
    40,169.96/60,221.82 = 19,101.64/x
  3. Step 3: Cross multiply
    40,169.96x = 60,221.82 × 19,101.64
  4. Step 4: Simplify right side
    40,169.96x = 1,150,335,525.78
  5. Step 5: Solve for x
    x = 1,150,335,525.78/40,169.96
  6. Step 6: Final answer
    x = 28,636.71

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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.