Home / 169,835.22-234,612.45-136,067.94

Finding the Fourth Proportional to 169,835.22, 234,612.45 and 136,067.94

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Solution

The fourth proportional to 169,835.22, 234,612.45 and 136,067.94 is: 187,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,835.22 : 234,612.45 = 136,067.94 : x
  2. Step 2: Convert to fraction form
    169,835.22/234,612.45 = 136,067.94/x
  3. Step 3: Cross multiply
    169,835.22x = 234,612.45 × 136,067.94
  4. Step 4: Simplify right side
    169,835.22x = 31,923,232,769.85
  5. Step 5: Solve for x
    x = 31,923,232,769.85/169,835.22
  6. Step 6: Final answer
    x = 187,965.92

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1.5x scale

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.