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Finding the Fourth Proportional to 148.96, 223.44 and 97.59

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Solution

The fourth proportional to 148.96, 223.44 and 97.59 is: 146.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148.96 : 223.44 = 97.59 : x
  2. Step 2: Convert to fraction form
    148.96/223.44 = 97.59/x
  3. Step 3: Cross multiply
    148.96x = 223.44 × 97.59
  4. Step 4: Simplify right side
    148.96x = 21,805.51
  5. Step 5: Solve for x
    x = 21,805.51/148.96
  6. Step 6: Final answer
    x = 146.39

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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.