Home / 199,231.76-274,923.24-114,330.80

Finding the Fourth Proportional to 199,231.76, 274,923.24 and 114,330.80

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Solution

The fourth proportional to 199,231.76, 274,923.24 and 114,330.80 is: 157,766.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,231.76 : 274,923.24 = 114,330.80 : x
  2. Step 2: Convert to fraction form
    199,231.76/274,923.24 = 114,330.80/x
  3. Step 3: Cross multiply
    199,231.76x = 274,923.24 × 114,330.80
  4. Step 4: Simplify right side
    199,231.76x = 31,432,193,967.79
  5. Step 5: Solve for x
    x = 31,432,193,967.79/199,231.76
  6. Step 6: Final answer
    x = 157,766.98

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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.