Home / 192,736.92-266,054.22-127,316.28

Finding the Fourth Proportional to 192,736.92, 266,054.22 and 127,316.28

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Solution

The fourth proportional to 192,736.92, 266,054.22 and 127,316.28 is: 175,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,736.92 : 266,054.22 = 127,316.28 : x
  2. Step 2: Convert to fraction form
    192,736.92/266,054.22 = 127,316.28/x
  3. Step 3: Cross multiply
    192,736.92x = 266,054.22 × 127,316.28
  4. Step 4: Simplify right side
    192,736.92x = 33,873,033,568.70
  5. Step 5: Solve for x
    x = 33,873,033,568.70/192,736.92
  6. Step 6: Final answer
    x = 175,747.51

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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.