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Finding the Fourth Proportional to 176.55, 264.51 and 73.73

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Solution

The fourth proportional to 176.55, 264.51 and 73.73 is: 110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.55 : 264.51 = 73.73 : x
  2. Step 2: Convert to fraction form
    176.55/264.51 = 73.73/x
  3. Step 3: Cross multiply
    176.55x = 264.51 × 73.73
  4. Step 4: Simplify right side
    176.55x = 19,501.28
  5. Step 5: Solve for x
    x = 19,501.28/176.55
  6. Step 6: Final answer
    x = 110.46

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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.