Home / 137,357.25-206,351.66-96,923.79

Finding the Fourth Proportional to 137,357.25, 206,351.66 and 96,923.79

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Solution

The fourth proportional to 137,357.25, 206,351.66 and 96,923.79 is: 145,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,357.25 : 206,351.66 = 96,923.79 : x
  2. Step 2: Convert to fraction form
    137,357.25/206,351.66 = 96,923.79/x
  3. Step 3: Cross multiply
    137,357.25x = 206,351.66 × 96,923.79
  4. Step 4: Simplify right side
    137,357.25x = 20,000,385,237.47
  5. Step 5: Solve for x
    x = 20,000,385,237.47/137,357.25
  6. Step 6: Final answer
    x = 145,608.52

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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.