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Finding the Fourth Proportional to 176.58, 265.28 and 160.45

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Solution

The fourth proportional to 176.58, 265.28 and 160.45 is: 241.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.58 : 265.28 = 160.45 : x
  2. Step 2: Convert to fraction form
    176.58/265.28 = 160.45/x
  3. Step 3: Cross multiply
    176.58x = 265.28 × 160.45
  4. Step 4: Simplify right side
    176.58x = 42,562.71
  5. Step 5: Solve for x
    x = 42,562.71/176.58
  6. Step 6: Final answer
    x = 241.04

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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.