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Finding the Fourth Proportional to 36,460.66, 54,692.16 and 11,500.94

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Solution

The fourth proportional to 36,460.66, 54,692.16 and 11,500.94 is: 17,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,460.66 : 54,692.16 = 11,500.94 : x
  2. Step 2: Convert to fraction form
    36,460.66/54,692.16 = 11,500.94/x
  3. Step 3: Cross multiply
    36,460.66x = 54,692.16 × 11,500.94
  4. Step 4: Simplify right side
    36,460.66x = 629,011,250.63
  5. Step 5: Solve for x
    x = 629,011,250.63/36,460.66
  6. Step 6: Final answer
    x = 17,251.78

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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.