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Finding the Fourth Proportional to 73,950.20, 110,936.10 and 24,021.80

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Solution

The fourth proportional to 73,950.20, 110,936.10 and 24,021.80 is: 36,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,950.20 : 110,936.10 = 24,021.80 : x
  2. Step 2: Convert to fraction form
    73,950.20/110,936.10 = 24,021.80/x
  3. Step 3: Cross multiply
    73,950.20x = 110,936.10 × 24,021.80
  4. Step 4: Simplify right side
    73,950.20x = 2,664,884,806.98
  5. Step 5: Solve for x
    x = 2,664,884,806.98/73,950.20
  6. Step 6: Final answer
    x = 36,036.21

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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.