Home / 269,690.20-372,174.06-148,834.60

Finding the Fourth Proportional to 269,690.20, 372,174.06 and 148,834.60

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Solution

The fourth proportional to 269,690.20, 372,174.06 and 148,834.60 is: 205,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,690.20 : 372,174.06 = 148,834.60 : x
  2. Step 2: Convert to fraction form
    269,690.20/372,174.06 = 148,834.60/x
  3. Step 3: Cross multiply
    269,690.20x = 372,174.06 × 148,834.60
  4. Step 4: Simplify right side
    269,690.20x = 55,392,377,350.48
  5. Step 5: Solve for x
    x = 55,392,377,350.48/269,690.20
  6. Step 6: Final answer
    x = 205,392.62

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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.