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Finding the Fourth Proportional to 16,636, 24,954 and 4,948.96

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Solution

The fourth proportional to 16,636, 24,954 and 4,948.96 is: 7,423.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636 : 24,954 = 4,948.96 : x
  2. Step 2: Convert to fraction form
    16,636/24,954 = 4,948.96/x
  3. Step 3: Cross multiply
    16,636x = 24,954 × 4,948.96
  4. Step 4: Simplify right side
    16,636x = 123,496,347.84
  5. Step 5: Solve for x
    x = 123,496,347.84/16,636
  6. Step 6: Final answer
    x = 7,423.44

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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.