Home / 131,913.66-197,882.19-37,144.68

Finding the Fourth Proportional to 131,913.66, 197,882.19 and 37,144.68

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Solution

The fourth proportional to 131,913.66, 197,882.19 and 37,144.68 is: 55,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,913.66 : 197,882.19 = 37,144.68 : x
  2. Step 2: Convert to fraction form
    131,913.66/197,882.19 = 37,144.68/x
  3. Step 3: Cross multiply
    131,913.66x = 197,882.19 × 37,144.68
  4. Step 4: Simplify right side
    131,913.66x = 7,350,270,625.25
  5. Step 5: Solve for x
    x = 7,350,270,625.25/131,913.66
  6. Step 6: Final answer
    x = 55,720.31

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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.