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Finding the Fourth Proportional to 73,285.02, 109,942.11 and 23,363.51

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Solution

The fourth proportional to 73,285.02, 109,942.11 and 23,363.51 is: 35,049.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,285.02 : 109,942.11 = 23,363.51 : x
  2. Step 2: Convert to fraction form
    73,285.02/109,942.11 = 23,363.51/x
  3. Step 3: Cross multiply
    73,285.02x = 109,942.11 × 23,363.51
  4. Step 4: Simplify right side
    73,285.02x = 2,568,633,036.70
  5. Step 5: Solve for x
    x = 2,568,633,036.70/73,285.02
  6. Step 6: Final answer
    x = 35,049.91

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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.