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Finding the Fourth Proportional to 51.41, 70.97 and 46.01

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Solution

The fourth proportional to 51.41, 70.97 and 46.01 is: 63.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51.41 : 70.97 = 46.01 : x
  2. Step 2: Convert to fraction form
    51.41/70.97 = 46.01/x
  3. Step 3: Cross multiply
    51.41x = 70.97 × 46.01
  4. Step 4: Simplify right side
    51.41x = 3,265.10
  5. Step 5: Solve for x
    x = 3,265.10/51.41
  6. Step 6: Final answer
    x = 63.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.