Home / 247,177.13-340,774.56-196,358.54

Finding the Fourth Proportional to 247,177.13, 340,774.56 and 196,358.54

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Solution

The fourth proportional to 247,177.13, 340,774.56 and 196,358.54 is: 270,712.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,177.13 : 340,774.56 = 196,358.54 : x
  2. Step 2: Convert to fraction form
    247,177.13/340,774.56 = 196,358.54/x
  3. Step 3: Cross multiply
    247,177.13x = 340,774.56 × 196,358.54
  4. Step 4: Simplify right side
    247,177.13x = 66,913,993,366.87
  5. Step 5: Solve for x
    x = 66,913,993,366.87/247,177.13
  6. Step 6: Final answer
    x = 270,712.73

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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.