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Finding the Fourth Proportional to 16,474.84, 24,714.67 and 4,786.54

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Solution

The fourth proportional to 16,474.84, 24,714.67 and 4,786.54 is: 7,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.84 : 24,714.67 = 4,786.54 : x
  2. Step 2: Convert to fraction form
    16,474.84/24,714.67 = 4,786.54/x
  3. Step 3: Cross multiply
    16,474.84x = 24,714.67 × 4,786.54
  4. Step 4: Simplify right side
    16,474.84x = 118,297,756.54
  5. Step 5: Solve for x
    x = 118,297,756.54/16,474.84
  6. Step 6: Final answer
    x = 7,180.51

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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.