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Finding the Fourth Proportional to 73,401.68, 101,325.30 and 49,560.62

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Solution

The fourth proportional to 73,401.68, 101,325.30 and 49,560.62 is: 68,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,401.68 : 101,325.30 = 49,560.62 : x
  2. Step 2: Convert to fraction form
    73,401.68/101,325.30 = 49,560.62/x
  3. Step 3: Cross multiply
    73,401.68x = 101,325.30 × 49,560.62
  4. Step 4: Simplify right side
    73,401.68x = 5,021,744,689.69
  5. Step 5: Solve for x
    x = 5,021,744,689.69/73,401.68
  6. Step 6: Final answer
    x = 68,414.57

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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.