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Finding the Fourth Proportional to 160.98, 241.53 and 135.46

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Solution

The fourth proportional to 160.98, 241.53 and 135.46 is: 203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.98 : 241.53 = 135.46 : x
  2. Step 2: Convert to fraction form
    160.98/241.53 = 135.46/x
  3. Step 3: Cross multiply
    160.98x = 241.53 × 135.46
  4. Step 4: Simplify right side
    160.98x = 32,717.65
  5. Step 5: Solve for x
    x = 32,717.65/160.98
  6. Step 6: Final answer
    x = 203.24

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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.