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Finding the Fourth Proportional to 19,416, 26,794.11 and 11,034.12

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Solution

The fourth proportional to 19,416, 26,794.11 and 11,034.12 is: 15,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416 : 26,794.11 = 11,034.12 : x
  2. Step 2: Convert to fraction form
    19,416/26,794.11 = 11,034.12/x
  3. Step 3: Cross multiply
    19,416x = 26,794.11 × 11,034.12
  4. Step 4: Simplify right side
    19,416x = 295,649,425.03
  5. Step 5: Solve for x
    x = 295,649,425.03/19,416
  6. Step 6: Final answer
    x = 15,227.10

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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.