Home / 166,112.39-229,220.39-92,519.21

Finding the Fourth Proportional to 166,112.39, 229,220.39 and 92,519.21

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Solution

The fourth proportional to 166,112.39, 229,220.39 and 92,519.21 is: 127,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,112.39 : 229,220.39 = 92,519.21 : x
  2. Step 2: Convert to fraction form
    166,112.39/229,220.39 = 92,519.21/x
  3. Step 3: Cross multiply
    166,112.39x = 229,220.39 × 92,519.21
  4. Step 4: Simplify right side
    166,112.39x = 21,207,287,789.99
  5. Step 5: Solve for x
    x = 21,207,287,789.99/166,112.39
  6. Step 6: Final answer
    x = 127,668.31

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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.