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Finding the Fourth Proportional to 33,169.70, 49,735.28 and 10,977.12

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Solution

The fourth proportional to 33,169.70, 49,735.28 and 10,977.12 is: 16,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,169.70 : 49,735.28 = 10,977.12 : x
  2. Step 2: Convert to fraction form
    33,169.70/49,735.28 = 10,977.12/x
  3. Step 3: Cross multiply
    33,169.70x = 49,735.28 × 10,977.12
  4. Step 4: Simplify right side
    33,169.70x = 545,950,164.24
  5. Step 5: Solve for x
    x = 545,950,164.24/33,169.70
  6. Step 6: Final answer
    x = 16,459.30

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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.