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Finding the Fourth Proportional to 114.49, 171.36 and 63.01

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Solution

The fourth proportional to 114.49, 171.36 and 63.01 is: 94.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.49 : 171.36 = 63.01 : x
  2. Step 2: Convert to fraction form
    114.49/171.36 = 63.01/x
  3. Step 3: Cross multiply
    114.49x = 171.36 × 63.01
  4. Step 4: Simplify right side
    114.49x = 10,797.39
  5. Step 5: Solve for x
    x = 10,797.39/114.49
  6. Step 6: Final answer
    x = 94.31

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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.