Home / 236,910.12-326,831.05-141,361.61

Finding the Fourth Proportional to 236,910.12, 326,831.05 and 141,361.61

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Solution

The fourth proportional to 236,910.12, 326,831.05 and 141,361.61 is: 195,016.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,910.12 : 326,831.05 = 141,361.61 : x
  2. Step 2: Convert to fraction form
    236,910.12/326,831.05 = 141,361.61/x
  3. Step 3: Cross multiply
    236,910.12x = 326,831.05 × 141,361.61
  4. Step 4: Simplify right side
    236,910.12x = 46,201,361,968.54
  5. Step 5: Solve for x
    x = 46,201,361,968.54/236,910.12
  6. Step 6: Final answer
    x = 195,016.42

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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.