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Finding the Fourth Proportional to 46.35, 63.99 and 29.98

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Solution

The fourth proportional to 46.35, 63.99 and 29.98 is: 41.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.35 : 63.99 = 29.98 : x
  2. Step 2: Convert to fraction form
    46.35/63.99 = 29.98/x
  3. Step 3: Cross multiply
    46.35x = 63.99 × 29.98
  4. Step 4: Simplify right side
    46.35x = 1,918.42
  5. Step 5: Solve for x
    x = 1,918.42/46.35
  6. Step 6: Final answer
    x = 41.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.