Home / 169,834.72-234,611.76-136,067.44

Finding the Fourth Proportional to 169,834.72, 234,611.76 and 136,067.44

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Solution

The fourth proportional to 169,834.72, 234,611.76 and 136,067.44 is: 187,965.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,834.72 : 234,611.76 = 136,067.44 : x
  2. Step 2: Convert to fraction form
    169,834.72/234,611.76 = 136,067.44/x
  3. Step 3: Cross multiply
    169,834.72x = 234,611.76 × 136,067.44
  4. Step 4: Simplify right side
    169,834.72x = 31,923,021,577.09
  5. Step 5: Solve for x
    x = 31,923,021,577.09/169,834.72
  6. Step 6: Final answer
    x = 187,965.23

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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.