Home / 126,275.88-174,255.21-68,913.75

Finding the Fourth Proportional to 126,275.88, 174,255.21 and 68,913.75

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Solution

The fourth proportional to 126,275.88, 174,255.21 and 68,913.75 is: 95,097.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,275.88 : 174,255.21 = 68,913.75 : x
  2. Step 2: Convert to fraction form
    126,275.88/174,255.21 = 68,913.75/x
  3. Step 3: Cross multiply
    126,275.88x = 174,255.21 × 68,913.75
  4. Step 4: Simplify right side
    126,275.88x = 12,008,579,978.14
  5. Step 5: Solve for x
    x = 12,008,579,978.14/126,275.88
  6. Step 6: Final answer
    x = 95,097.97

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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.