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Finding the Fourth Proportional to 11,841.81, 17,763 and 5,604.73

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Solution

The fourth proportional to 11,841.81, 17,763 and 5,604.73 is: 8,407.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.81 : 17,763 = 5,604.73 : x
  2. Step 2: Convert to fraction form
    11,841.81/17,763 = 5,604.73/x
  3. Step 3: Cross multiply
    11,841.81x = 17,763 × 5,604.73
  4. Step 4: Simplify right side
    11,841.81x = 99,556,818.99
  5. Step 5: Solve for x
    x = 99,556,818.99/11,841.81
  6. Step 6: Final answer
    x = 8,407.23

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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.