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Finding the Fourth Proportional to 104,044.86, 156,074.20 and 36,568.74

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Solution

The fourth proportional to 104,044.86, 156,074.20 and 36,568.74 is: 54,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,044.86 : 156,074.20 = 36,568.74 : x
  2. Step 2: Convert to fraction form
    104,044.86/156,074.20 = 36,568.74/x
  3. Step 3: Cross multiply
    104,044.86x = 156,074.20 × 36,568.74
  4. Step 4: Simplify right side
    104,044.86x = 5,707,436,840.51
  5. Step 5: Solve for x
    x = 5,707,436,840.51/104,044.86
  6. Step 6: Final answer
    x = 54,855.54

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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.