Home / 149,984.92-206,844.96-124,450.66

Finding the Fourth Proportional to 149,984.92, 206,844.96 and 124,450.66

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Solution

The fourth proportional to 149,984.92, 206,844.96 and 124,450.66 is: 171,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,984.92 : 206,844.96 = 124,450.66 : x
  2. Step 2: Convert to fraction form
    149,984.92/206,844.96 = 124,450.66/x
  3. Step 3: Cross multiply
    149,984.92x = 206,844.96 × 124,450.66
  4. Step 4: Simplify right side
    149,984.92x = 25,741,991,789.67
  5. Step 5: Solve for x
    x = 25,741,991,789.67/149,984.92
  6. Step 6: Final answer
    x = 171,630.53

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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.