Home / 114,849.25-172,260.20-30,615.73

Finding the Fourth Proportional to 114,849.25, 172,260.20 and 30,615.73

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Solution

The fourth proportional to 114,849.25, 172,260.20 and 30,615.73 is: 45,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,849.25 : 172,260.20 = 30,615.73 : x
  2. Step 2: Convert to fraction form
    114,849.25/172,260.20 = 30,615.73/x
  3. Step 3: Cross multiply
    114,849.25x = 172,260.20 × 30,615.73
  4. Step 4: Simplify right side
    114,849.25x = 5,273,870,758.57
  5. Step 5: Solve for x
    x = 5,273,870,758.57/114,849.25
  6. Step 6: Final answer
    x = 45,919.94

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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.