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Finding the Fourth Proportional to 114.65, 171.93 and 41.52

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Solution

The fourth proportional to 114.65, 171.93 and 41.52 is: 62.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.65 : 171.93 = 41.52 : x
  2. Step 2: Convert to fraction form
    114.65/171.93 = 41.52/x
  3. Step 3: Cross multiply
    114.65x = 171.93 × 41.52
  4. Step 4: Simplify right side
    114.65x = 7,138.53
  5. Step 5: Solve for x
    x = 7,138.53/114.65
  6. Step 6: Final answer
    x = 62.27

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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.