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Finding the Fourth Proportional to 60,974.26, 91,472.76 and 27,696.64

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Solution

The fourth proportional to 60,974.26, 91,472.76 and 27,696.64 is: 41,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,974.26 : 91,472.76 = 27,696.64 : x
  2. Step 2: Convert to fraction form
    60,974.26/91,472.76 = 27,696.64/x
  3. Step 3: Cross multiply
    60,974.26x = 91,472.76 × 27,696.64
  4. Step 4: Simplify right side
    60,974.26x = 2,533,488,103.53
  5. Step 5: Solve for x
    x = 2,533,488,103.53/60,974.26
  6. Step 6: Final answer
    x = 41,550.12

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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.