Home / 307,760.25-461,666.82-108,063.48

Finding the Fourth Proportional to 307,760.25, 461,666.82 and 108,063.48

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Solution

The fourth proportional to 307,760.25, 461,666.82 and 108,063.48 is: 162,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,760.25 : 461,666.82 = 108,063.48 : x
  2. Step 2: Convert to fraction form
    307,760.25/461,666.82 = 108,063.48/x
  3. Step 3: Cross multiply
    307,760.25x = 461,666.82 × 108,063.48
  4. Step 4: Simplify right side
    307,760.25x = 49,889,323,169.73
  5. Step 5: Solve for x
    x = 49,889,323,169.73/307,760.25
  6. Step 6: Final answer
    x = 162,104.51

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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.