Home / 197,004.72-295,536.24-72,336

Finding the Fourth Proportional to 197,004.72, 295,536.24 and 72,336

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Solution

The fourth proportional to 197,004.72, 295,536.24 and 72,336 is: 108,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,004.72 : 295,536.24 = 72,336 : x
  2. Step 2: Convert to fraction form
    197,004.72/295,536.24 = 72,336/x
  3. Step 3: Cross multiply
    197,004.72x = 295,536.24 × 72,336
  4. Step 4: Simplify right side
    197,004.72x = 21,377,909,456.64
  5. Step 5: Solve for x
    x = 21,377,909,456.64/197,004.72
  6. Step 6: Final answer
    x = 108,514.71

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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.