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Finding the Fourth Proportional to 19,233.78, 28,847.78 and 6,084.44

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Solution

The fourth proportional to 19,233.78, 28,847.78 and 6,084.44 is: 9,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.78 : 28,847.78 = 6,084.44 : x
  2. Step 2: Convert to fraction form
    19,233.78/28,847.78 = 6,084.44/x
  3. Step 3: Cross multiply
    19,233.78x = 28,847.78 × 6,084.44
  4. Step 4: Simplify right side
    19,233.78x = 175,522,586.54
  5. Step 5: Solve for x
    x = 175,522,586.54/19,233.78
  6. Step 6: Final answer
    x = 9,125.75

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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.