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Finding the Fourth Proportional to 48.58, 67.02 and 32.17

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Solution

The fourth proportional to 48.58, 67.02 and 32.17 is: 44.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.58 : 67.02 = 32.17 : x
  2. Step 2: Convert to fraction form
    48.58/67.02 = 32.17/x
  3. Step 3: Cross multiply
    48.58x = 67.02 × 32.17
  4. Step 4: Simplify right side
    48.58x = 2,156.03
  5. Step 5: Solve for x
    x = 2,156.03/48.58
  6. Step 6: Final answer
    x = 44.38

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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.