Home / 197,930.08-296,821.44-79,561.60

Finding the Fourth Proportional to 197,930.08, 296,821.44 and 79,561.60

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Solution

The fourth proportional to 197,930.08, 296,821.44 and 79,561.60 is: 119,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,930.08 : 296,821.44 = 79,561.60 : x
  2. Step 2: Convert to fraction form
    197,930.08/296,821.44 = 79,561.60/x
  3. Step 3: Cross multiply
    197,930.08x = 296,821.44 × 79,561.60
  4. Step 4: Simplify right side
    197,930.08x = 23,615,588,680.70
  5. Step 5: Solve for x
    x = 23,615,588,680.70/197,930.08
  6. Step 6: Final answer
    x = 119,312.78

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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.