Home / 101,919.56-152,939.46-38,792.82

Finding the Fourth Proportional to 101,919.56, 152,939.46 and 38,792.82

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Solution

The fourth proportional to 101,919.56, 152,939.46 and 38,792.82 is: 58,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,919.56 : 152,939.46 = 38,792.82 : x
  2. Step 2: Convert to fraction form
    101,919.56/152,939.46 = 38,792.82/x
  3. Step 3: Cross multiply
    101,919.56x = 152,939.46 × 38,792.82
  4. Step 4: Simplify right side
    101,919.56x = 5,932,952,942.68
  5. Step 5: Solve for x
    x = 5,932,952,942.68/101,919.56
  6. Step 6: Final answer
    x = 58,212.11

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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.