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Finding the Fourth Proportional to 176.07, 241.53 and 174.45

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Solution

The fourth proportional to 176.07, 241.53 and 174.45 is: 239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.07 : 241.53 = 174.45 : x
  2. Step 2: Convert to fraction form
    176.07/241.53 = 174.45/x
  3. Step 3: Cross multiply
    176.07x = 241.53 × 174.45
  4. Step 4: Simplify right side
    176.07x = 42,136.14
  5. Step 5: Solve for x
    x = 42,136.14/176.07
  6. Step 6: Final answer
    x = 239.31

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.