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Finding the Fourth Proportional to 59.96, 82.65 and 52.06

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Solution

The fourth proportional to 59.96, 82.65 and 52.06 is: 71.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.96 : 82.65 = 52.06 : x
  2. Step 2: Convert to fraction form
    59.96/82.65 = 52.06/x
  3. Step 3: Cross multiply
    59.96x = 82.65 × 52.06
  4. Step 4: Simplify right side
    59.96x = 4,303.03
  5. Step 5: Solve for x
    x = 4,303.03/59.96
  6. Step 6: Final answer
    x = 71.76

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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.