Home / 82,229.92-113,480.01-50,392.67

Finding the Fourth Proportional to 82,229.92, 113,480.01 and 50,392.67

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Solution

The fourth proportional to 82,229.92, 113,480.01 and 50,392.67 is: 69,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,229.92 : 113,480.01 = 50,392.67 : x
  2. Step 2: Convert to fraction form
    82,229.92/113,480.01 = 50,392.67/x
  3. Step 3: Cross multiply
    82,229.92x = 113,480.01 × 50,392.67
  4. Step 4: Simplify right side
    82,229.92x = 5,718,560,128.13
  5. Step 5: Solve for x
    x = 5,718,560,128.13/82,229.92
  6. Step 6: Final answer
    x = 69,543.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.