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Finding the Fourth Proportional to 184.18, 275.76 and 97.32

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Solution

The fourth proportional to 184.18, 275.76 and 97.32 is: 145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.18 : 275.76 = 97.32 : x
  2. Step 2: Convert to fraction form
    184.18/275.76 = 97.32/x
  3. Step 3: Cross multiply
    184.18x = 275.76 × 97.32
  4. Step 4: Simplify right side
    184.18x = 26,836.96
  5. Step 5: Solve for x
    x = 26,836.96/184.18
  6. Step 6: Final answer
    x = 145.71

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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.