Home / 149,994.35-206,992.22-82,011.38

Finding the Fourth Proportional to 149,994.35, 206,992.22 and 82,011.38

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Solution

The fourth proportional to 149,994.35, 206,992.22 and 82,011.38 is: 113,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,994.35 : 206,992.22 = 82,011.38 : x
  2. Step 2: Convert to fraction form
    149,994.35/206,992.22 = 82,011.38/x
  3. Step 3: Cross multiply
    149,994.35x = 206,992.22 × 82,011.38
  4. Step 4: Simplify right side
    149,994.35x = 16,975,716,781.53
  5. Step 5: Solve for x
    x = 16,975,716,781.53/149,994.35
  6. Step 6: Final answer
    x = 113,175.71

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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.