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Finding the Fourth Proportional to 67,756.74, 101,651.25 and 23,383.87

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Solution

The fourth proportional to 67,756.74, 101,651.25 and 23,383.87 is: 35,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,756.74 : 101,651.25 = 23,383.87 : x
  2. Step 2: Convert to fraction form
    67,756.74/101,651.25 = 23,383.87/x
  3. Step 3: Cross multiply
    67,756.74x = 101,651.25 × 23,383.87
  4. Step 4: Simplify right side
    67,756.74x = 2,377,000,020.69
  5. Step 5: Solve for x
    x = 2,377,000,020.69/67,756.74
  6. Step 6: Final answer
    x = 35,081.38

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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.