Home / 320,161.41-441,805.36-176,912.23

Finding the Fourth Proportional to 320,161.41, 441,805.36 and 176,912.23

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Solution

The fourth proportional to 320,161.41, 441,805.36 and 176,912.23 is: 244,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,161.41 : 441,805.36 = 176,912.23 : x
  2. Step 2: Convert to fraction form
    320,161.41/441,805.36 = 176,912.23/x
  3. Step 3: Cross multiply
    320,161.41x = 441,805.36 × 176,912.23
  4. Step 4: Simplify right side
    320,161.41x = 78,160,770,331.84
  5. Step 5: Solve for x
    x = 78,160,770,331.84/320,161.41
  6. Step 6: Final answer
    x = 244,129.27

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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.