Home / 37,642.92-56,469.84-20,103.18

Finding the Fourth Proportional to 37,642.92, 56,469.84 and 20,103.18

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Solution

The fourth proportional to 37,642.92, 56,469.84 and 20,103.18 is: 30,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,642.92 : 56,469.84 = 20,103.18 : x
  2. Step 2: Convert to fraction form
    37,642.92/56,469.84 = 20,103.18/x
  3. Step 3: Cross multiply
    37,642.92x = 56,469.84 × 20,103.18
  4. Step 4: Simplify right side
    37,642.92x = 1,135,223,358.09
  5. Step 5: Solve for x
    x = 1,135,223,358.09/37,642.92
  6. Step 6: Final answer
    x = 30,157.69

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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.