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Finding the Fourth Proportional to 181.10, 271.58 and 59.34

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Solution

The fourth proportional to 181.10, 271.58 and 59.34 is: 88.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.10 : 271.58 = 59.34 : x
  2. Step 2: Convert to fraction form
    181.10/271.58 = 59.34/x
  3. Step 3: Cross multiply
    181.10x = 271.58 × 59.34
  4. Step 4: Simplify right side
    181.10x = 16,115.56
  5. Step 5: Solve for x
    x = 16,115.56/181.10
  6. Step 6: Final answer
    x = 88.99

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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.