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Finding the Fourth Proportional to 16,119.75, 24,174.94 and 6,759.51

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Solution

The fourth proportional to 16,119.75, 24,174.94 and 6,759.51 is: 10,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.75 : 24,174.94 = 6,759.51 : x
  2. Step 2: Convert to fraction form
    16,119.75/24,174.94 = 6,759.51/x
  3. Step 3: Cross multiply
    16,119.75x = 24,174.94 × 6,759.51
  4. Step 4: Simplify right side
    16,119.75x = 163,410,748.68
  5. Step 5: Solve for x
    x = 163,410,748.68/16,119.75
  6. Step 6: Final answer
    x = 10,137.30

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1.5x scale

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.