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Finding the Fourth Proportional to 46.83, 70.24 and 16.39

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Solution

The fourth proportional to 46.83, 70.24 and 16.39 is: 24.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.83 : 70.24 = 16.39 : x
  2. Step 2: Convert to fraction form
    46.83/70.24 = 16.39/x
  3. Step 3: Cross multiply
    46.83x = 70.24 × 16.39
  4. Step 4: Simplify right side
    46.83x = 1,151.34
  5. Step 5: Solve for x
    x = 1,151.34/46.83
  6. Step 6: Final answer
    x = 24.59

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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.