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Finding the Fourth Proportional to 16,995, 25,493.94 and 4,683

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Solution

The fourth proportional to 16,995, 25,493.94 and 4,683 is: 7,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,995 : 25,493.94 = 4,683 : x
  2. Step 2: Convert to fraction form
    16,995/25,493.94 = 4,683/x
  3. Step 3: Cross multiply
    16,995x = 25,493.94 × 4,683
  4. Step 4: Simplify right side
    16,995x = 119,388,121.02
  5. Step 5: Solve for x
    x = 119,388,121.02/16,995
  6. Step 6: Final answer
    x = 7,024.90

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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.