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Finding the Fourth Proportional to 27,137.92, 40,916.08 and 26,969.44

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Solution

The fourth proportional to 27,137.92, 40,916.08 and 26,969.44 is: 40,662.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.92 : 40,916.08 = 26,969.44 : x
  2. Step 2: Convert to fraction form
    27,137.92/40,916.08 = 26,969.44/x
  3. Step 3: Cross multiply
    27,137.92x = 40,916.08 × 26,969.44
  4. Step 4: Simplify right side
    27,137.92x = 1,103,483,764.60
  5. Step 5: Solve for x
    x = 1,103,483,764.60/27,137.92
  6. Step 6: Final answer
    x = 40,662.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.