Home / 197,904.30-296,856.45-79,514.70

Finding the Fourth Proportional to 197,904.30, 296,856.45 and 79,514.70

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Solution

The fourth proportional to 197,904.30, 296,856.45 and 79,514.70 is: 119,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,904.30 : 296,856.45 = 79,514.70 : x
  2. Step 2: Convert to fraction form
    197,904.30/296,856.45 = 79,514.70/x
  3. Step 3: Cross multiply
    197,904.30x = 296,856.45 × 79,514.70
  4. Step 4: Simplify right side
    197,904.30x = 23,604,451,564.82
  5. Step 5: Solve for x
    x = 23,604,451,564.82/197,904.30
  6. Step 6: Final answer
    x = 119,272.05

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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.