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Finding the Fourth Proportional to 11,884.77, 16,401.02 and 6,579.68

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Solution

The fourth proportional to 11,884.77, 16,401.02 and 6,579.68 is: 9,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.77 : 16,401.02 = 6,579.68 : x
  2. Step 2: Convert to fraction form
    11,884.77/16,401.02 = 6,579.68/x
  3. Step 3: Cross multiply
    11,884.77x = 16,401.02 × 6,579.68
  4. Step 4: Simplify right side
    11,884.77x = 107,913,348.37
  5. Step 5: Solve for x
    x = 107,913,348.37/11,884.77
  6. Step 6: Final answer
    x = 9,079.97

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1.5x scale

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.