Home / 256,091.26-353,425.48-141,391.97

Finding the Fourth Proportional to 256,091.26, 353,425.48 and 141,391.97

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Solution

The fourth proportional to 256,091.26, 353,425.48 and 141,391.97 is: 195,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,091.26 : 353,425.48 = 141,391.97 : x
  2. Step 2: Convert to fraction form
    256,091.26/353,425.48 = 141,391.97/x
  3. Step 3: Cross multiply
    256,091.26x = 353,425.48 × 141,391.97
  4. Step 4: Simplify right side
    256,091.26x = 49,971,523,451.75
  5. Step 5: Solve for x
    x = 49,971,523,451.75/256,091.26
  6. Step 6: Final answer
    x = 195,131.71

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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.