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Finding the Fourth Proportional to 61,550.64, 92,245.75 and 27,791.55

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Solution

The fourth proportional to 61,550.64, 92,245.75 and 27,791.55 is: 41,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,550.64 : 92,245.75 = 27,791.55 : x
  2. Step 2: Convert to fraction form
    61,550.64/92,245.75 = 27,791.55/x
  3. Step 3: Cross multiply
    61,550.64x = 92,245.75 × 27,791.55
  4. Step 4: Simplify right side
    61,550.64x = 2,563,652,303.93
  5. Step 5: Solve for x
    x = 2,563,652,303.93/61,550.64
  6. Step 6: Final answer
    x = 41,651.11

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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.