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Finding the Fourth Proportional to 62,174.32, 93,183.45 and 48,974.56

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Solution

The fourth proportional to 62,174.32, 93,183.45 and 48,974.56 is: 73,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,174.32 : 93,183.45 = 48,974.56 : x
  2. Step 2: Convert to fraction form
    62,174.32/93,183.45 = 48,974.56/x
  3. Step 3: Cross multiply
    62,174.32x = 93,183.45 × 48,974.56
  4. Step 4: Simplify right side
    62,174.32x = 4,563,618,463.03
  5. Step 5: Solve for x
    x = 4,563,618,463.03/62,174.32
  6. Step 6: Final answer
    x = 73,400.38

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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.