Home / 167,717.05-231,450.55-91,236.85

Finding the Fourth Proportional to 167,717.05, 231,450.55 and 91,236.85

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Solution

The fourth proportional to 167,717.05, 231,450.55 and 91,236.85 is: 125,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,717.05 : 231,450.55 = 91,236.85 : x
  2. Step 2: Convert to fraction form
    167,717.05/231,450.55 = 91,236.85/x
  3. Step 3: Cross multiply
    167,717.05x = 231,450.55 × 91,236.85
  4. Step 4: Simplify right side
    167,717.05x = 21,116,818,306.05
  5. Step 5: Solve for x
    x = 21,116,818,306.05/167,717.05
  6. Step 6: Final answer
    x = 125,907.41

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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.