Home / 57,601.96-86,377.57-29,121.38

Finding the Fourth Proportional to 57,601.96, 86,377.57 and 29,121.38

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Solution

The fourth proportional to 57,601.96, 86,377.57 and 29,121.38 is: 43,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,601.96 : 86,377.57 = 29,121.38 : x
  2. Step 2: Convert to fraction form
    57,601.96/86,377.57 = 29,121.38/x
  3. Step 3: Cross multiply
    57,601.96x = 86,377.57 × 29,121.38
  4. Step 4: Simplify right side
    57,601.96x = 2,515,434,039.45
  5. Step 5: Solve for x
    x = 2,515,434,039.45/57,601.96
  6. Step 6: Final answer
    x = 43,669.24

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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.