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Finding the Fourth Proportional to 46.60, 64.37 and 36.27

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Solution

The fourth proportional to 46.60, 64.37 and 36.27 is: 50.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.60 : 64.37 = 36.27 : x
  2. Step 2: Convert to fraction form
    46.60/64.37 = 36.27/x
  3. Step 3: Cross multiply
    46.60x = 64.37 × 36.27
  4. Step 4: Simplify right side
    46.60x = 2,334.79
  5. Step 5: Solve for x
    x = 2,334.79/46.60
  6. Step 6: Final answer
    x = 50.11

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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.