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Finding the Fourth Proportional to 44.75, 61.79 and 32.50

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Solution

The fourth proportional to 44.75, 61.79 and 32.50 is: 44.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.75 : 61.79 = 32.50 : x
  2. Step 2: Convert to fraction form
    44.75/61.79 = 32.50/x
  3. Step 3: Cross multiply
    44.75x = 61.79 × 32.50
  4. Step 4: Simplify right side
    44.75x = 2,007.92
  5. Step 5: Solve for x
    x = 2,007.92/44.75
  6. Step 6: Final answer
    x = 44.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.