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Finding the Fourth Proportional to 50.42, 75.52 and 23.34

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Solution

The fourth proportional to 50.42, 75.52 and 23.34 is: 34.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.42 : 75.52 = 23.34 : x
  2. Step 2: Convert to fraction form
    50.42/75.52 = 23.34/x
  3. Step 3: Cross multiply
    50.42x = 75.52 × 23.34
  4. Step 4: Simplify right side
    50.42x = 1,762.64
  5. Step 5: Solve for x
    x = 1,762.64/50.42
  6. Step 6: Final answer
    x = 34.96

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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.