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Finding the Fourth Proportional to 50.01, 74.65 and 46.44

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Solution

The fourth proportional to 50.01, 74.65 and 46.44 is: 69.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.01 : 74.65 = 46.44 : x
  2. Step 2: Convert to fraction form
    50.01/74.65 = 46.44/x
  3. Step 3: Cross multiply
    50.01x = 74.65 × 46.44
  4. Step 4: Simplify right side
    50.01x = 3,466.59
  5. Step 5: Solve for x
    x = 3,466.59/50.01
  6. Step 6: Final answer
    x = 69.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.