Home / 126,696.24-174,844.44-70,112.88

Finding the Fourth Proportional to 126,696.24, 174,844.44 and 70,112.88

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Solution

The fourth proportional to 126,696.24, 174,844.44 and 70,112.88 is: 96,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,696.24 : 174,844.44 = 70,112.88 : x
  2. Step 2: Convert to fraction form
    126,696.24/174,844.44 = 70,112.88/x
  3. Step 3: Cross multiply
    126,696.24x = 174,844.44 × 70,112.88
  4. Step 4: Simplify right side
    126,696.24x = 12,258,847,240.39
  5. Step 5: Solve for x
    x = 12,258,847,240.39/126,696.24
  6. Step 6: Final answer
    x = 96,757.78

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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.