Home / 166,843.32-230,243.70-90,362.42

Finding the Fourth Proportional to 166,843.32, 230,243.70 and 90,362.42

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Solution

The fourth proportional to 166,843.32, 230,243.70 and 90,362.42 is: 124,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,843.32 : 230,243.70 = 90,362.42 : x
  2. Step 2: Convert to fraction form
    166,843.32/230,243.70 = 90,362.42/x
  3. Step 3: Cross multiply
    166,843.32x = 230,243.70 × 90,362.42
  4. Step 4: Simplify right side
    166,843.32x = 20,805,376,770.54
  5. Step 5: Solve for x
    x = 20,805,376,770.54/166,843.32
  6. Step 6: Final answer
    x = 124,700.09

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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.