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Finding the Fourth Proportional to 14,794.49, 20,416.26 and 8,080.10

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Solution

The fourth proportional to 14,794.49, 20,416.26 and 8,080.10 is: 11,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,794.49 : 20,416.26 = 8,080.10 : x
  2. Step 2: Convert to fraction form
    14,794.49/20,416.26 = 8,080.10/x
  3. Step 3: Cross multiply
    14,794.49x = 20,416.26 × 8,080.10
  4. Step 4: Simplify right side
    14,794.49x = 164,965,422.43
  5. Step 5: Solve for x
    x = 164,965,422.43/14,794.49
  6. Step 6: Final answer
    x = 11,150.46

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Double scale
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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.