Home / 197,501.22-296,181.81-71,107.56

Finding the Fourth Proportional to 197,501.22, 296,181.81 and 71,107.56

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Solution

The fourth proportional to 197,501.22, 296,181.81 and 71,107.56 is: 106,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,501.22 : 296,181.81 = 71,107.56 : x
  2. Step 2: Convert to fraction form
    197,501.22/296,181.81 = 71,107.56/x
  3. Step 3: Cross multiply
    197,501.22x = 296,181.81 × 71,107.56
  4. Step 4: Simplify right side
    197,501.22x = 21,060,765,825.48
  5. Step 5: Solve for x
    x = 21,060,765,825.48/197,501.22
  6. Step 6: Final answer
    x = 106,636.13

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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.