Home / 126,076.56-173,983.37-68,716.41

Finding the Fourth Proportional to 126,076.56, 173,983.37 and 68,716.41

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Solution

The fourth proportional to 126,076.56, 173,983.37 and 68,716.41 is: 94,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,076.56 : 173,983.37 = 68,716.41 : x
  2. Step 2: Convert to fraction form
    126,076.56/173,983.37 = 68,716.41/x
  3. Step 3: Cross multiply
    126,076.56x = 173,983.37 × 68,716.41
  4. Step 4: Simplify right side
    126,076.56x = 11,955,512,242.52
  5. Step 5: Solve for x
    x = 11,955,512,242.52/126,076.56
  6. Step 6: Final answer
    x = 94,827.40

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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.