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Finding the Fourth Proportional to 175.04, 262.56 and 72.33

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Solution

The fourth proportional to 175.04, 262.56 and 72.33 is: 108.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.04 : 262.56 = 72.33 : x
  2. Step 2: Convert to fraction form
    175.04/262.56 = 72.33/x
  3. Step 3: Cross multiply
    175.04x = 262.56 × 72.33
  4. Step 4: Simplify right side
    175.04x = 18,990.96
  5. Step 5: Solve for x
    x = 18,990.96/175.04
  6. Step 6: Final answer
    x = 108.50

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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.