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Finding the Fourth Proportional to 8,038.33, 12,059.42 and 3,355.73

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Solution

The fourth proportional to 8,038.33, 12,059.42 and 3,355.73 is: 5,034.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.33 : 12,059.42 = 3,355.73 : x
  2. Step 2: Convert to fraction form
    8,038.33/12,059.42 = 3,355.73/x
  3. Step 3: Cross multiply
    8,038.33x = 12,059.42 × 3,355.73
  4. Step 4: Simplify right side
    8,038.33x = 40,468,080.40
  5. Step 5: Solve for x
    x = 40,468,080.40/8,038.33
  6. Step 6: Final answer
    x = 5,034.39

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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.