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Finding the Fourth Proportional to 69,297.73, 103,949.53 and 27,174.08

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Solution

The fourth proportional to 69,297.73, 103,949.53 and 27,174.08 is: 40,762.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,297.73 : 103,949.53 = 27,174.08 : x
  2. Step 2: Convert to fraction form
    69,297.73/103,949.53 = 27,174.08/x
  3. Step 3: Cross multiply
    69,297.73x = 103,949.53 × 27,174.08
  4. Step 4: Simplify right side
    69,297.73x = 2,824,733,036.12
  5. Step 5: Solve for x
    x = 2,824,733,036.12/69,297.73
  6. Step 6: Final answer
    x = 40,762.28

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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.