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Finding the Fourth Proportional to 32.87, 49.06 and 29.63

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Solution

The fourth proportional to 32.87, 49.06 and 29.63 is: 44.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.87 : 49.06 = 29.63 : x
  2. Step 2: Convert to fraction form
    32.87/49.06 = 29.63/x
  3. Step 3: Cross multiply
    32.87x = 49.06 × 29.63
  4. Step 4: Simplify right side
    32.87x = 1,453.64
  5. Step 5: Solve for x
    x = 1,453.64/32.87
  6. Step 6: Final answer
    x = 44.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.