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Finding the Fourth Proportional to 114.04, 171.02 and 38.04

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Solution

The fourth proportional to 114.04, 171.02 and 38.04 is: 57.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.04 : 171.02 = 38.04 : x
  2. Step 2: Convert to fraction form
    114.04/171.02 = 38.04/x
  3. Step 3: Cross multiply
    114.04x = 171.02 × 38.04
  4. Step 4: Simplify right side
    114.04x = 6,505.60
  5. Step 5: Solve for x
    x = 6,505.60/114.04
  6. Step 6: Final answer
    x = 57.05

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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.