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Finding the Fourth Proportional to 16,954, 23,396.52 and 10,330

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Solution

The fourth proportional to 16,954, 23,396.52 and 10,330 is: 14,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954 : 23,396.52 = 10,330 : x
  2. Step 2: Convert to fraction form
    16,954/23,396.52 = 10,330/x
  3. Step 3: Cross multiply
    16,954x = 23,396.52 × 10,330
  4. Step 4: Simplify right side
    16,954x = 241,686,051.60
  5. Step 5: Solve for x
    x = 241,686,051.60/16,954
  6. Step 6: Final answer
    x = 14,255.40

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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.