Home / 161,561.70-222,947.96-92,601.73

Finding the Fourth Proportional to 161,561.70, 222,947.96 and 92,601.73

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Solution

The fourth proportional to 161,561.70, 222,947.96 and 92,601.73 is: 127,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,561.70 : 222,947.96 = 92,601.73 : x
  2. Step 2: Convert to fraction form
    161,561.70/222,947.96 = 92,601.73/x
  3. Step 3: Cross multiply
    161,561.70x = 222,947.96 × 92,601.73
  4. Step 4: Simplify right side
    161,561.70x = 20,645,366,890.33
  5. Step 5: Solve for x
    x = 20,645,366,890.33/161,561.70
  6. Step 6: Final answer
    x = 127,786.27

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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.