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Finding the Fourth Proportional to 32,574.80, 48,871.44 and 16,791.39

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Solution

The fourth proportional to 32,574.80, 48,871.44 and 16,791.39 is: 25,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,574.80 : 48,871.44 = 16,791.39 : x
  2. Step 2: Convert to fraction form
    32,574.80/48,871.44 = 16,791.39/x
  3. Step 3: Cross multiply
    32,574.80x = 48,871.44 × 16,791.39
  4. Step 4: Simplify right side
    32,574.80x = 820,619,408.90
  5. Step 5: Solve for x
    x = 820,619,408.90/32,574.80
  6. Step 6: Final answer
    x = 25,191.85

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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.