Home / 167,782.80-231,573.42-96,211.20

Finding the Fourth Proportional to 167,782.80, 231,573.42 and 96,211.20

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Solution

The fourth proportional to 167,782.80, 231,573.42 and 96,211.20 is: 132,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,782.80 : 231,573.42 = 96,211.20 : x
  2. Step 2: Convert to fraction form
    167,782.80/231,573.42 = 96,211.20/x
  3. Step 3: Cross multiply
    167,782.80x = 231,573.42 × 96,211.20
  4. Step 4: Simplify right side
    167,782.80x = 22,279,956,626.30
  5. Step 5: Solve for x
    x = 22,279,956,626.30/167,782.80
  6. Step 6: Final answer
    x = 132,790.47

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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.