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Finding the Fourth Proportional to 57,508.36, 79,357.26 and 32,353

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Solution

The fourth proportional to 57,508.36, 79,357.26 and 32,353 is: 44,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,508.36 : 79,357.26 = 32,353 : x
  2. Step 2: Convert to fraction form
    57,508.36/79,357.26 = 32,353/x
  3. Step 3: Cross multiply
    57,508.36x = 79,357.26 × 32,353
  4. Step 4: Simplify right side
    57,508.36x = 2,567,445,432.78
  5. Step 5: Solve for x
    x = 2,567,445,432.78/57,508.36
  6. Step 6: Final answer
    x = 44,644.73

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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.