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Finding the Fourth Proportional to 73,249.80, 109,874.70 and 23,325.45

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Solution

The fourth proportional to 73,249.80, 109,874.70 and 23,325.45 is: 34,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,249.80 : 109,874.70 = 23,325.45 : x
  2. Step 2: Convert to fraction form
    73,249.80/109,874.70 = 23,325.45/x
  3. Step 3: Cross multiply
    73,249.80x = 109,874.70 × 23,325.45
  4. Step 4: Simplify right side
    73,249.80x = 2,562,876,821.12
  5. Step 5: Solve for x
    x = 2,562,876,821.12/73,249.80
  6. Step 6: Final answer
    x = 34,988.18

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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.