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Finding the Fourth Proportional to 119.33, 179.03 and 46.23

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Solution

The fourth proportional to 119.33, 179.03 and 46.23 is: 69.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119.33 : 179.03 = 46.23 : x
  2. Step 2: Convert to fraction form
    119.33/179.03 = 46.23/x
  3. Step 3: Cross multiply
    119.33x = 179.03 × 46.23
  4. Step 4: Simplify right side
    119.33x = 8,276.67
  5. Step 5: Solve for x
    x = 8,276.67/119.33
  6. Step 6: Final answer
    x = 69.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.