Home / 192,091.41-265,175.84-111,503.42

Finding the Fourth Proportional to 192,091.41, 265,175.84 and 111,503.42

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Solution

The fourth proportional to 192,091.41, 265,175.84 and 111,503.42 is: 153,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,091.41 : 265,175.84 = 111,503.42 : x
  2. Step 2: Convert to fraction form
    192,091.41/265,175.84 = 111,503.42/x
  3. Step 3: Cross multiply
    192,091.41x = 265,175.84 × 111,503.42
  4. Step 4: Simplify right side
    192,091.41x = 29,568,013,061.37
  5. Step 5: Solve for x
    x = 29,568,013,061.37/192,091.41
  6. Step 6: Final answer
    x = 153,926.78

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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.