Home / 107,813.38-161,751.25-44,621.82

Finding the Fourth Proportional to 107,813.38, 161,751.25 and 44,621.82

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Solution

The fourth proportional to 107,813.38, 161,751.25 and 44,621.82 is: 66,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,813.38 : 161,751.25 = 44,621.82 : x
  2. Step 2: Convert to fraction form
    107,813.38/161,751.25 = 44,621.82/x
  3. Step 3: Cross multiply
    107,813.38x = 161,751.25 × 44,621.82
  4. Step 4: Simplify right side
    107,813.38x = 7,217,635,162.28
  5. Step 5: Solve for x
    x = 7,217,635,162.28/107,813.38
  6. Step 6: Final answer
    x = 66,945.63

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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.