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Finding the Fourth Proportional to 34.83, 47.75 and 32.46

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Solution

The fourth proportional to 34.83, 47.75 and 32.46 is: 44.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.83 : 47.75 = 32.46 : x
  2. Step 2: Convert to fraction form
    34.83/47.75 = 32.46/x
  3. Step 3: Cross multiply
    34.83x = 47.75 × 32.46
  4. Step 4: Simplify right side
    34.83x = 1,550.05
  5. Step 5: Solve for x
    x = 1,550.05/34.83
  6. Step 6: Final answer
    x = 44.50

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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.