Home / 126,273.52-174,258.44-68,913.28

Finding the Fourth Proportional to 126,273.52, 174,258.44 and 68,913.28

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Solution

The fourth proportional to 126,273.52, 174,258.44 and 68,913.28 is: 95,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,273.52 : 174,258.44 = 68,913.28 : x
  2. Step 2: Convert to fraction form
    126,273.52/174,258.44 = 68,913.28/x
  3. Step 3: Cross multiply
    126,273.52x = 174,258.44 × 68,913.28
  4. Step 4: Simplify right side
    126,273.52x = 12,008,720,668.08
  5. Step 5: Solve for x
    x = 12,008,720,668.08/126,273.52
  6. Step 6: Final answer
    x = 95,100.86

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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.