Home / 196,371.75-270,993.02-106,947.75

Finding the Fourth Proportional to 196,371.75, 270,993.02 and 106,947.75

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Solution

The fourth proportional to 196,371.75, 270,993.02 and 106,947.75 is: 147,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,371.75 : 270,993.02 = 106,947.75 : x
  2. Step 2: Convert to fraction form
    196,371.75/270,993.02 = 106,947.75/x
  3. Step 3: Cross multiply
    196,371.75x = 270,993.02 × 106,947.75
  4. Step 4: Simplify right side
    196,371.75x = 28,982,093,219.97
  5. Step 5: Solve for x
    x = 28,982,093,219.97/196,371.75
  6. Step 6: Final answer
    x = 147,587.90

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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.