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Finding the Fourth Proportional to 114.59, 171.89 and 37.54

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Solution

The fourth proportional to 114.59, 171.89 and 37.54 is: 56.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.59 : 171.89 = 37.54 : x
  2. Step 2: Convert to fraction form
    114.59/171.89 = 37.54/x
  3. Step 3: Cross multiply
    114.59x = 171.89 × 37.54
  4. Step 4: Simplify right side
    114.59x = 6,453.24
  5. Step 5: Solve for x
    x = 6,453.24/114.59
  6. Step 6: Final answer
    x = 56.32

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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.