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Finding the Fourth Proportional to 50,346.57, 69,477.13 and 27,375.89

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Solution

The fourth proportional to 50,346.57, 69,477.13 and 27,375.89 is: 37,778.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,346.57 : 69,477.13 = 27,375.89 : x
  2. Step 2: Convert to fraction form
    50,346.57/69,477.13 = 27,375.89/x
  3. Step 3: Cross multiply
    50,346.57x = 69,477.13 × 27,375.89
  4. Step 4: Simplify right side
    50,346.57x = 1,901,998,268.40
  5. Step 5: Solve for x
    x = 1,901,998,268.40/50,346.57
  6. Step 6: Final answer
    x = 37,778.11

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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.