Home / 274,911.26-379,377.50-167,481.21

Finding the Fourth Proportional to 274,911.26, 379,377.50 and 167,481.21

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Solution

The fourth proportional to 274,911.26, 379,377.50 and 167,481.21 is: 231,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,911.26 : 379,377.50 = 167,481.21 : x
  2. Step 2: Convert to fraction form
    274,911.26/379,377.50 = 167,481.21/x
  3. Step 3: Cross multiply
    274,911.26x = 379,377.50 × 167,481.21
  4. Step 4: Simplify right side
    274,911.26x = 63,538,601,909.37
  5. Step 5: Solve for x
    x = 63,538,601,909.37/274,911.26
  6. Step 6: Final answer
    x = 231,124.05

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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.