Home / 167,759.80-231,501.58-91,279.19

Finding the Fourth Proportional to 167,759.80, 231,501.58 and 91,279.19

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Solution

The fourth proportional to 167,759.80, 231,501.58 and 91,279.19 is: 125,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,759.80 : 231,501.58 = 91,279.19 : x
  2. Step 2: Convert to fraction form
    167,759.80/231,501.58 = 91,279.19/x
  3. Step 3: Cross multiply
    167,759.80x = 231,501.58 × 91,279.19
  4. Step 4: Simplify right side
    167,759.80x = 21,131,277,116.21
  5. Step 5: Solve for x
    x = 21,131,277,116.21/167,759.80
  6. Step 6: Final answer
    x = 125,961.51

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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.