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Finding the Fourth Proportional to 34.86, 48.06 and 23.92

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Solution

The fourth proportional to 34.86, 48.06 and 23.92 is: 32.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.86 : 48.06 = 23.92 : x
  2. Step 2: Convert to fraction form
    34.86/48.06 = 23.92/x
  3. Step 3: Cross multiply
    34.86x = 48.06 × 23.92
  4. Step 4: Simplify right side
    34.86x = 1,149.60
  5. Step 5: Solve for x
    x = 1,149.60/34.86
  6. Step 6: Final answer
    x = 32.98

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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.