Home / 269,942.35-372,510.39-149,081.04

Finding the Fourth Proportional to 269,942.35, 372,510.39 and 149,081.04

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Solution

The fourth proportional to 269,942.35, 372,510.39 and 149,081.04 is: 205,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,942.35 : 372,510.39 = 149,081.04 : x
  2. Step 2: Convert to fraction form
    269,942.35/372,510.39 = 149,081.04/x
  3. Step 3: Cross multiply
    269,942.35x = 372,510.39 × 149,081.04
  4. Step 4: Simplify right side
    269,942.35x = 55,534,236,124.69
  5. Step 5: Solve for x
    x = 55,534,236,124.69/269,942.35
  6. Step 6: Final answer
    x = 205,726.28

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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.