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Finding the Fourth Proportional to 61,310.44, 91,880.60 and 27,948.96

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Solution

The fourth proportional to 61,310.44, 91,880.60 and 27,948.96 is: 41,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,310.44 : 91,880.60 = 27,948.96 : x
  2. Step 2: Convert to fraction form
    61,310.44/91,880.60 = 27,948.96/x
  3. Step 3: Cross multiply
    61,310.44x = 91,880.60 × 27,948.96
  4. Step 4: Simplify right side
    61,310.44x = 2,567,967,214.18
  5. Step 5: Solve for x
    x = 2,567,967,214.18/61,310.44
  6. Step 6: Final answer
    x = 41,884.66

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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.