Home / 197,738.49-296,546.31-71,362.34

Finding the Fourth Proportional to 197,738.49, 296,546.31 and 71,362.34

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Solution

The fourth proportional to 197,738.49, 296,546.31 and 71,362.34 is: 107,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,738.49 : 296,546.31 = 71,362.34 : x
  2. Step 2: Convert to fraction form
    197,738.49/296,546.31 = 71,362.34/x
  3. Step 3: Cross multiply
    197,738.49x = 296,546.31 × 71,362.34
  4. Step 4: Simplify right side
    197,738.49x = 21,162,237,117.23
  5. Step 5: Solve for x
    x = 21,162,237,117.23/197,738.49
  6. Step 6: Final answer
    x = 107,021.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.