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Finding the Fourth Proportional to 48,910.10, 73,255.80 and 48,910.10

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Solution

The fourth proportional to 48,910.10, 73,255.80 and 48,910.10 is: 73,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,910.10 : 73,255.80 = 48,910.10 : x
  2. Step 2: Convert to fraction form
    48,910.10/73,255.80 = 48,910.10/x
  3. Step 3: Cross multiply
    48,910.10x = 73,255.80 × 48,910.10
  4. Step 4: Simplify right side
    48,910.10x = 3,582,948,503.58
  5. Step 5: Solve for x
    x = 3,582,948,503.58/48,910.10
  6. Step 6: Final answer
    x = 73,255.80

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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.