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Finding the Fourth Proportional to 44.15, 60.48 and 41.72

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Solution

The fourth proportional to 44.15, 60.48 and 41.72 is: 57.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.15 : 60.48 = 41.72 : x
  2. Step 2: Convert to fraction form
    44.15/60.48 = 41.72/x
  3. Step 3: Cross multiply
    44.15x = 60.48 × 41.72
  4. Step 4: Simplify right side
    44.15x = 2,522.92
  5. Step 5: Solve for x
    x = 2,522.92/44.15
  6. Step 6: Final answer
    x = 57.15

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.