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Finding the Fourth Proportional to 63,168.30, 94,745.10 and 16,424.82

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Solution

The fourth proportional to 63,168.30, 94,745.10 and 16,424.82 is: 24,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,168.30 : 94,745.10 = 16,424.82 : x
  2. Step 2: Convert to fraction form
    63,168.30/94,745.10 = 16,424.82/x
  3. Step 3: Cross multiply
    63,168.30x = 94,745.10 × 16,424.82
  4. Step 4: Simplify right side
    63,168.30x = 1,556,171,213.38
  5. Step 5: Solve for x
    x = 1,556,171,213.38/63,168.30
  6. Step 6: Final answer
    x = 24,635.32

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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.