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Finding the Fourth Proportional to 44,777.61, 67,163.72 and 16,692.21

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Solution

The fourth proportional to 44,777.61, 67,163.72 and 16,692.21 is: 25,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,777.61 : 67,163.72 = 16,692.21 : x
  2. Step 2: Convert to fraction form
    44,777.61/67,163.72 = 16,692.21/x
  3. Step 3: Cross multiply
    44,777.61x = 67,163.72 × 16,692.21
  4. Step 4: Simplify right side
    44,777.61x = 1,121,110,835.16
  5. Step 5: Solve for x
    x = 1,121,110,835.16/44,777.61
  6. Step 6: Final answer
    x = 25,037.31

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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.