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Finding the Fourth Proportional to 52.08, 71.83 and 32.39

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Solution

The fourth proportional to 52.08, 71.83 and 32.39 is: 44.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.08 : 71.83 = 32.39 : x
  2. Step 2: Convert to fraction form
    52.08/71.83 = 32.39/x
  3. Step 3: Cross multiply
    52.08x = 71.83 × 32.39
  4. Step 4: Simplify right side
    52.08x = 2,326.30
  5. Step 5: Solve for x
    x = 2,326.30/52.08
  6. Step 6: Final answer
    x = 44.66

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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.