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Finding the Fourth Proportional to 57,704.85, 79,569.86 and 37,524.29

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Solution

The fourth proportional to 57,704.85, 79,569.86 and 37,524.29 is: 51,742.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,704.85 : 79,569.86 = 37,524.29 : x
  2. Step 2: Convert to fraction form
    57,704.85/79,569.86 = 37,524.29/x
  3. Step 3: Cross multiply
    57,704.85x = 79,569.86 × 37,524.29
  4. Step 4: Simplify right side
    57,704.85x = 2,985,801,916.43
  5. Step 5: Solve for x
    x = 2,985,801,916.43/57,704.85
  6. Step 6: Final answer
    x = 51,742.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.