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Finding the Fourth Proportional to 242.17, 363.32 and 95.93

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Solution

The fourth proportional to 242.17, 363.32 and 95.93 is: 143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.17 : 363.32 = 95.93 : x
  2. Step 2: Convert to fraction form
    242.17/363.32 = 95.93/x
  3. Step 3: Cross multiply
    242.17x = 363.32 × 95.93
  4. Step 4: Simplify right side
    242.17x = 34,854.44
  5. Step 5: Solve for x
    x = 34,854.44/242.17
  6. Step 6: Final answer
    x = 143.93

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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.