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Finding the Fourth Proportional to 57,653.70, 86,324.22 and 29,893.38

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Solution

The fourth proportional to 57,653.70, 86,324.22 and 29,893.38 is: 44,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,653.70 : 86,324.22 = 29,893.38 : x
  2. Step 2: Convert to fraction form
    57,653.70/86,324.22 = 29,893.38/x
  3. Step 3: Cross multiply
    57,653.70x = 86,324.22 × 29,893.38
  4. Step 4: Simplify right side
    57,653.70x = 2,580,522,711.66
  5. Step 5: Solve for x
    x = 2,580,522,711.66/57,653.70
  6. Step 6: Final answer
    x = 44,759.01

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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.