Home / 197,731.91-296,611.70-79,403.25

Finding the Fourth Proportional to 197,731.91, 296,611.70 and 79,403.25

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Solution

The fourth proportional to 197,731.91, 296,611.70 and 79,403.25 is: 119,110.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,731.91 : 296,611.70 = 79,403.25 : x
  2. Step 2: Convert to fraction form
    197,731.91/296,611.70 = 79,403.25/x
  3. Step 3: Cross multiply
    197,731.91x = 296,611.70 × 79,403.25
  4. Step 4: Simplify right side
    197,731.91x = 23,551,933,166.53
  5. Step 5: Solve for x
    x = 23,551,933,166.53/197,731.91
  6. Step 6: Final answer
    x = 119,110.43

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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.