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Finding the Fourth Proportional to 45,370.44, 68,098.74 and 27,874.44

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Solution

The fourth proportional to 45,370.44, 68,098.74 and 27,874.44 is: 41,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,370.44 : 68,098.74 = 27,874.44 : x
  2. Step 2: Convert to fraction form
    45,370.44/68,098.74 = 27,874.44/x
  3. Step 3: Cross multiply
    45,370.44x = 68,098.74 × 27,874.44
  4. Step 4: Simplify right side
    45,370.44x = 1,898,214,242.21
  5. Step 5: Solve for x
    x = 1,898,214,242.21/45,370.44
  6. Step 6: Final answer
    x = 41,838.13

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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.