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Finding the Fourth Proportional to 48.59, 67.23 and 41.67

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Solution

The fourth proportional to 48.59, 67.23 and 41.67 is: 57.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.59 : 67.23 = 41.67 : x
  2. Step 2: Convert to fraction form
    48.59/67.23 = 41.67/x
  3. Step 3: Cross multiply
    48.59x = 67.23 × 41.67
  4. Step 4: Simplify right side
    48.59x = 2,801.47
  5. Step 5: Solve for x
    x = 2,801.47/48.59
  6. Step 6: Final answer
    x = 57.66

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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.