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Finding the Fourth Proportional to 168.95, 253.41 and 59.24

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Solution

The fourth proportional to 168.95, 253.41 and 59.24 is: 88.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.95 : 253.41 = 59.24 : x
  2. Step 2: Convert to fraction form
    168.95/253.41 = 59.24/x
  3. Step 3: Cross multiply
    168.95x = 253.41 × 59.24
  4. Step 4: Simplify right side
    168.95x = 15,012.01
  5. Step 5: Solve for x
    x = 15,012.01/168.95
  6. Step 6: Final answer
    x = 88.85

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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.