Home / 166,067.83-229,179.14-90,620.47

Finding the Fourth Proportional to 166,067.83, 229,179.14 and 90,620.47

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Solution

The fourth proportional to 166,067.83, 229,179.14 and 90,620.47 is: 125,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,067.83 : 229,179.14 = 90,620.47 : x
  2. Step 2: Convert to fraction form
    166,067.83/229,179.14 = 90,620.47/x
  3. Step 3: Cross multiply
    166,067.83x = 229,179.14 × 90,620.47
  4. Step 4: Simplify right side
    166,067.83x = 20,768,320,927.89
  5. Step 5: Solve for x
    x = 20,768,320,927.89/166,067.83
  6. Step 6: Final answer
    x = 125,059.27

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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.