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Finding the Fourth Proportional to 104,469.75, 156,766.89 and 37,915.08

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Solution

The fourth proportional to 104,469.75, 156,766.89 and 37,915.08 is: 56,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,469.75 : 156,766.89 = 37,915.08 : x
  2. Step 2: Convert to fraction form
    104,469.75/156,766.89 = 37,915.08/x
  3. Step 3: Cross multiply
    104,469.75x = 156,766.89 × 37,915.08
  4. Step 4: Simplify right side
    104,469.75x = 5,943,829,175.70
  5. Step 5: Solve for x
    x = 5,943,829,175.70/104,469.75
  6. Step 6: Final answer
    x = 56,895.22

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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.