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Finding the Fourth Proportional to 59.96, 89.76 and 32.84

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Solution

The fourth proportional to 59.96, 89.76 and 32.84 is: 49.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.96 : 89.76 = 32.84 : x
  2. Step 2: Convert to fraction form
    59.96/89.76 = 32.84/x
  3. Step 3: Cross multiply
    59.96x = 89.76 × 32.84
  4. Step 4: Simplify right side
    59.96x = 2,947.72
  5. Step 5: Solve for x
    x = 2,947.72/59.96
  6. Step 6: Final answer
    x = 49.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.