Home / 166,562.40-229,854.24-91,110

Finding the Fourth Proportional to 166,562.40, 229,854.24 and 91,110

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Solution

The fourth proportional to 166,562.40, 229,854.24 and 91,110 is: 125,730.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,562.40 : 229,854.24 = 91,110 : x
  2. Step 2: Convert to fraction form
    166,562.40/229,854.24 = 91,110/x
  3. Step 3: Cross multiply
    166,562.40x = 229,854.24 × 91,110
  4. Step 4: Simplify right side
    166,562.40x = 20,942,019,806.40
  5. Step 5: Solve for x
    x = 20,942,019,806.40/166,562.40
  6. Step 6: Final answer
    x = 125,730.78

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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.