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Finding the Fourth Proportional to 104.83, 157.43 and 62.17

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Solution

The fourth proportional to 104.83, 157.43 and 62.17 is: 93.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104.83 : 157.43 = 62.17 : x
  2. Step 2: Convert to fraction form
    104.83/157.43 = 62.17/x
  3. Step 3: Cross multiply
    104.83x = 157.43 × 62.17
  4. Step 4: Simplify right side
    104.83x = 9,787.42
  5. Step 5: Solve for x
    x = 9,787.42/104.83
  6. Step 6: Final answer
    x = 93.36

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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.