Home / 197,151.60-271,208.31-172,843.09

Finding the Fourth Proportional to 197,151.60, 271,208.31 and 172,843.09

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Solution

The fourth proportional to 197,151.60, 271,208.31 and 172,843.09 is: 237,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,151.60 : 271,208.31 = 172,843.09 : x
  2. Step 2: Convert to fraction form
    197,151.60/271,208.31 = 172,843.09/x
  3. Step 3: Cross multiply
    197,151.60x = 271,208.31 × 172,843.09
  4. Step 4: Simplify right side
    197,151.60x = 46,876,482,334.08
  5. Step 5: Solve for x
    x = 46,876,482,334.08/197,151.60
  6. Step 6: Final answer
    x = 237,768.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.