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Finding the Fourth Proportional to 36.46, 49.66 and 36.01

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Solution

The fourth proportional to 36.46, 49.66 and 36.01 is: 49.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.46 : 49.66 = 36.01 : x
  2. Step 2: Convert to fraction form
    36.46/49.66 = 36.01/x
  3. Step 3: Cross multiply
    36.46x = 49.66 × 36.01
  4. Step 4: Simplify right side
    36.46x = 1,788.26
  5. Step 5: Solve for x
    x = 1,788.26/36.46
  6. Step 6: Final answer
    x = 49.05

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.