Home / 197,942.68-296,872.98-69,876.28

Finding the Fourth Proportional to 197,942.68, 296,872.98 and 69,876.28

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Solution

The fourth proportional to 197,942.68, 296,872.98 and 69,876.28 is: 104,799.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,942.68 : 296,872.98 = 69,876.28 : x
  2. Step 2: Convert to fraction form
    197,942.68/296,872.98 = 69,876.28/x
  3. Step 3: Cross multiply
    197,942.68x = 296,872.98 × 69,876.28
  4. Step 4: Simplify right side
    197,942.68x = 20,744,379,474.91
  5. Step 5: Solve for x
    x = 20,744,379,474.91/197,942.68
  6. Step 6: Final answer
    x = 104,799.93

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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.