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Finding the Fourth Proportional to 179.58, 248.89 and 176.34

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Solution

The fourth proportional to 179.58, 248.89 and 176.34 is: 244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.58 : 248.89 = 176.34 : x
  2. Step 2: Convert to fraction form
    179.58/248.89 = 176.34/x
  3. Step 3: Cross multiply
    179.58x = 248.89 × 176.34
  4. Step 4: Simplify right side
    179.58x = 43,888.82
  5. Step 5: Solve for x
    x = 43,888.82/179.58
  6. Step 6: Final answer
    x = 244.40

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.