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Finding the Fourth Proportional to 43.36, 59.76 and 36.01

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Solution

The fourth proportional to 43.36, 59.76 and 36.01 is: 49.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.36 : 59.76 = 36.01 : x
  2. Step 2: Convert to fraction form
    43.36/59.76 = 36.01/x
  3. Step 3: Cross multiply
    43.36x = 59.76 × 36.01
  4. Step 4: Simplify right side
    43.36x = 2,151.96
  5. Step 5: Solve for x
    x = 2,151.96/43.36
  6. Step 6: Final answer
    x = 49.63

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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.