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Finding the Fourth Proportional to 175.01, 262.10 and 145.94

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Solution

The fourth proportional to 175.01, 262.10 and 145.94 is: 218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.01 : 262.10 = 145.94 : x
  2. Step 2: Convert to fraction form
    175.01/262.10 = 145.94/x
  3. Step 3: Cross multiply
    175.01x = 262.10 × 145.94
  4. Step 4: Simplify right side
    175.01x = 38,250.14
  5. Step 5: Solve for x
    x = 38,250.14/175.01
  6. Step 6: Final answer
    x = 218.56

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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.