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Finding the Fourth Proportional to 41,874.30, 62,811.45 and 15,573.60

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Solution

The fourth proportional to 41,874.30, 62,811.45 and 15,573.60 is: 23,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,874.30 : 62,811.45 = 15,573.60 : x
  2. Step 2: Convert to fraction form
    41,874.30/62,811.45 = 15,573.60/x
  3. Step 3: Cross multiply
    41,874.30x = 62,811.45 × 15,573.60
  4. Step 4: Simplify right side
    41,874.30x = 978,200,397.72
  5. Step 5: Solve for x
    x = 978,200,397.72/41,874.30
  6. Step 6: Final answer
    x = 23,360.40

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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.