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Finding the Fourth Proportional to 114.94, 159.49 and 110.37

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Solution

The fourth proportional to 114.94, 159.49 and 110.37 is: 153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.94 : 159.49 = 110.37 : x
  2. Step 2: Convert to fraction form
    114.94/159.49 = 110.37/x
  3. Step 3: Cross multiply
    114.94x = 159.49 × 110.37
  4. Step 4: Simplify right side
    114.94x = 17,602.91
  5. Step 5: Solve for x
    x = 17,602.91/114.94
  6. Step 6: Final answer
    x = 153.15

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.