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Finding the Fourth Proportional to 32,407.78, 48,600.52 and 15,757.09

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Solution

The fourth proportional to 32,407.78, 48,600.52 and 15,757.09 is: 23,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,407.78 : 48,600.52 = 15,757.09 : x
  2. Step 2: Convert to fraction form
    32,407.78/48,600.52 = 15,757.09/x
  3. Step 3: Cross multiply
    32,407.78x = 48,600.52 × 15,757.09
  4. Step 4: Simplify right side
    32,407.78x = 765,802,767.69
  5. Step 5: Solve for x
    x = 765,802,767.69/32,407.78
  6. Step 6: Final answer
    x = 23,630.21

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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.