Home / 126,073.54-173,979.19-68,713.39

Finding the Fourth Proportional to 126,073.54, 173,979.19 and 68,713.39

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Solution

The fourth proportional to 126,073.54, 173,979.19 and 68,713.39 is: 94,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,073.54 : 173,979.19 = 68,713.39 : x
  2. Step 2: Convert to fraction form
    126,073.54/173,979.19 = 68,713.39/x
  3. Step 3: Cross multiply
    126,073.54x = 173,979.19 × 68,713.39
  4. Step 4: Simplify right side
    126,073.54x = 11,954,699,934.35
  5. Step 5: Solve for x
    x = 11,954,699,934.35/126,073.54
  6. Step 6: Final answer
    x = 94,823.23

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1.5x scale

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.