Home / 111,811.19-167,733.79-36,939.24

Finding the Fourth Proportional to 111,811.19, 167,733.79 and 36,939.24

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Solution

The fourth proportional to 111,811.19, 167,733.79 and 36,939.24 is: 55,414.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,811.19 : 167,733.79 = 36,939.24 : x
  2. Step 2: Convert to fraction form
    111,811.19/167,733.79 = 36,939.24/x
  3. Step 3: Cross multiply
    111,811.19x = 167,733.79 × 36,939.24
  4. Step 4: Simplify right side
    111,811.19x = 6,195,958,632.57
  5. Step 5: Solve for x
    x = 6,195,958,632.57/111,811.19
  6. Step 6: Final answer
    x = 55,414.48

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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.