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Finding the Fourth Proportional to 53,874.72, 80,774.52 and 23,872.62

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Solution

The fourth proportional to 53,874.72, 80,774.52 and 23,872.62 is: 35,792.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,874.72 : 80,774.52 = 23,872.62 : x
  2. Step 2: Convert to fraction form
    53,874.72/80,774.52 = 23,872.62/x
  3. Step 3: Cross multiply
    53,874.72x = 80,774.52 × 23,872.62
  4. Step 4: Simplify right side
    53,874.72x = 1,928,299,421.64
  5. Step 5: Solve for x
    x = 1,928,299,421.64/53,874.72
  6. Step 6: Final answer
    x = 35,792.29

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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.