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Finding the Fourth Proportional to 67,168.41, 92,692.79 and 36,956.89

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Solution

The fourth proportional to 67,168.41, 92,692.79 and 36,956.89 is: 51,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,168.41 : 92,692.79 = 36,956.89 : x
  2. Step 2: Convert to fraction form
    67,168.41/92,692.79 = 36,956.89/x
  3. Step 3: Cross multiply
    67,168.41x = 92,692.79 × 36,956.89
  4. Step 4: Simplify right side
    67,168.41x = 3,425,637,243.82
  5. Step 5: Solve for x
    x = 3,425,637,243.82/67,168.41
  6. Step 6: Final answer
    x = 51,000.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.