Home / 166,431.08-229,674.92-89,949.97

Finding the Fourth Proportional to 166,431.08, 229,674.92 and 89,949.97

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Solution

The fourth proportional to 166,431.08, 229,674.92 and 89,949.97 is: 124,130.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,431.08 : 229,674.92 = 89,949.97 : x
  2. Step 2: Convert to fraction form
    166,431.08/229,674.92 = 89,949.97/x
  3. Step 3: Cross multiply
    166,431.08x = 229,674.92 × 89,949.97
  4. Step 4: Simplify right side
    166,431.08x = 20,659,252,163.75
  5. Step 5: Solve for x
    x = 20,659,252,163.75/166,431.08
  6. Step 6: Final answer
    x = 124,130.97

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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.