Home / 166,679.96-230,016.58-90,197.37

Finding the Fourth Proportional to 166,679.96, 230,016.58 and 90,197.37

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Solution

The fourth proportional to 166,679.96, 230,016.58 and 90,197.37 is: 124,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,679.96 : 230,016.58 = 90,197.37 : x
  2. Step 2: Convert to fraction form
    166,679.96/230,016.58 = 90,197.37/x
  3. Step 3: Cross multiply
    166,679.96x = 230,016.58 × 90,197.37
  4. Step 4: Simplify right side
    166,679.96x = 20,746,890,346.90
  5. Step 5: Solve for x
    x = 20,746,890,346.90/166,679.96
  6. Step 6: Final answer
    x = 124,471.42

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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.