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Finding the Fourth Proportional to 260.48, 359.58 and 167.36

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Solution

The fourth proportional to 260.48, 359.58 and 167.36 is: 231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.48 : 359.58 = 167.36 : x
  2. Step 2: Convert to fraction form
    260.48/359.58 = 167.36/x
  3. Step 3: Cross multiply
    260.48x = 359.58 × 167.36
  4. Step 4: Simplify right side
    260.48x = 60,177.51
  5. Step 5: Solve for x
    x = 60,177.51/260.48
  6. Step 6: Final answer
    x = 231.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.