Home / 197,400.69-296,144.78-92,162.25

Finding the Fourth Proportional to 197,400.69, 296,144.78 and 92,162.25

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Solution

The fourth proportional to 197,400.69, 296,144.78 and 92,162.25 is: 138,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,400.69 : 296,144.78 = 92,162.25 : x
  2. Step 2: Convert to fraction form
    197,400.69/296,144.78 = 92,162.25/x
  3. Step 3: Cross multiply
    197,400.69x = 296,144.78 × 92,162.25
  4. Step 4: Simplify right side
    197,400.69x = 27,293,368,789.74
  5. Step 5: Solve for x
    x = 27,293,368,789.74/197,400.69
  6. Step 6: Final answer
    x = 138,263.80

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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.