Home / 250,105.33-344,831.20-198,997.57

Finding the Fourth Proportional to 250,105.33, 344,831.20 and 198,997.57

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Solution

The fourth proportional to 250,105.33, 344,831.20 and 198,997.57 is: 274,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,105.33 : 344,831.20 = 198,997.57 : x
  2. Step 2: Convert to fraction form
    250,105.33/344,831.20 = 198,997.57/x
  3. Step 3: Cross multiply
    250,105.33x = 344,831.20 × 198,997.57
  4. Step 4: Simplify right side
    250,105.33x = 68,620,570,860.18
  5. Step 5: Solve for x
    x = 68,620,570,860.18/250,105.33
  6. Step 6: Final answer
    x = 274,366.69

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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.