Home / 106,016.89-159,025.44-49,815.79

Finding the Fourth Proportional to 106,016.89, 159,025.44 and 49,815.79

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Solution

The fourth proportional to 106,016.89, 159,025.44 and 49,815.79 is: 74,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,016.89 : 159,025.44 = 49,815.79 : x
  2. Step 2: Convert to fraction form
    106,016.89/159,025.44 = 49,815.79/x
  3. Step 3: Cross multiply
    106,016.89x = 159,025.44 × 49,815.79
  4. Step 4: Simplify right side
    106,016.89x = 7,921,977,923.70
  5. Step 5: Solve for x
    x = 7,921,977,923.70/106,016.89
  6. Step 6: Final answer
    x = 74,723.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.