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Finding the Fourth Proportional to 38,813.44, 58,201.60 and 11,104

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Solution

The fourth proportional to 38,813.44, 58,201.60 and 11,104 is: 16,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,813.44 : 58,201.60 = 11,104 : x
  2. Step 2: Convert to fraction form
    38,813.44/58,201.60 = 11,104/x
  3. Step 3: Cross multiply
    38,813.44x = 58,201.60 × 11,104
  4. Step 4: Simplify right side
    38,813.44x = 646,270,566.40
  5. Step 5: Solve for x
    x = 646,270,566.40/38,813.44
  6. Step 6: Final answer
    x = 16,650.69

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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.