Home / 227,190.07-313,540.32-125,233.66

Finding the Fourth Proportional to 227,190.07, 313,540.32 and 125,233.66

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Solution

The fourth proportional to 227,190.07, 313,540.32 and 125,233.66 is: 172,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,190.07 : 313,540.32 = 125,233.66 : x
  2. Step 2: Convert to fraction form
    227,190.07/313,540.32 = 125,233.66/x
  3. Step 3: Cross multiply
    227,190.07x = 313,540.32 × 125,233.66
  4. Step 4: Simplify right side
    227,190.07x = 39,265,801,831.17
  5. Step 5: Solve for x
    x = 39,265,801,831.17/227,190.07
  6. Step 6: Final answer
    x = 172,832.39

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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.