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Finding the Fourth Proportional to 59.56, 82.20 and 33.34

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Solution

The fourth proportional to 59.56, 82.20 and 33.34 is: 46.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.56 : 82.20 = 33.34 : x
  2. Step 2: Convert to fraction form
    59.56/82.20 = 33.34/x
  3. Step 3: Cross multiply
    59.56x = 82.20 × 33.34
  4. Step 4: Simplify right side
    59.56x = 2,740.24
  5. Step 5: Solve for x
    x = 2,740.24/59.56
  6. Step 6: Final answer
    x = 46.01

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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.