Home / 197,695.06-296,481.30-71,318.88

Finding the Fourth Proportional to 197,695.06, 296,481.30 and 71,318.88

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Solution

The fourth proportional to 197,695.06, 296,481.30 and 71,318.88 is: 106,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,695.06 : 296,481.30 = 71,318.88 : x
  2. Step 2: Convert to fraction form
    197,695.06/296,481.30 = 71,318.88/x
  3. Step 3: Cross multiply
    197,695.06x = 296,481.30 × 71,318.88
  4. Step 4: Simplify right side
    197,695.06x = 21,144,714,420.93
  5. Step 5: Solve for x
    x = 21,144,714,420.93/197,695.06
  6. Step 6: Final answer
    x = 106,956.21

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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.