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Finding the Fourth Proportional to 67,504.86, 101,179.53 and 36,274.50

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Solution

The fourth proportional to 67,504.86, 101,179.53 and 36,274.50 is: 54,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,504.86 : 101,179.53 = 36,274.50 : x
  2. Step 2: Convert to fraction form
    67,504.86/101,179.53 = 36,274.50/x
  3. Step 3: Cross multiply
    67,504.86x = 101,179.53 × 36,274.50
  4. Step 4: Simplify right side
    67,504.86x = 3,670,236,860.99
  5. Step 5: Solve for x
    x = 3,670,236,860.99/67,504.86
  6. Step 6: Final answer
    x = 54,369.96

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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.