Home / 167,780.20-231,536.52-92,328.72

Finding the Fourth Proportional to 167,780.20, 231,536.52 and 92,328.72

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Solution

The fourth proportional to 167,780.20, 231,536.52 and 92,328.72 is: 127,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,780.20 : 231,536.52 = 92,328.72 : x
  2. Step 2: Convert to fraction form
    167,780.20/231,536.52 = 92,328.72/x
  3. Step 3: Cross multiply
    167,780.20x = 231,536.52 × 92,328.72
  4. Step 4: Simplify right side
    167,780.20x = 21,377,470,524.85
  5. Step 5: Solve for x
    x = 21,377,470,524.85/167,780.20
  6. Step 6: Final answer
    x = 127,413.55

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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.