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Finding the Fourth Proportional to 64,568.61, 96,855.09 and 17,183.74

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Solution

The fourth proportional to 64,568.61, 96,855.09 and 17,183.74 is: 25,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,568.61 : 96,855.09 = 17,183.74 : x
  2. Step 2: Convert to fraction form
    64,568.61/96,855.09 = 17,183.74/x
  3. Step 3: Cross multiply
    64,568.61x = 96,855.09 × 17,183.74
  4. Step 4: Simplify right side
    64,568.61x = 1,664,332,684.24
  5. Step 5: Solve for x
    x = 1,664,332,684.24/64,568.61
  6. Step 6: Final answer
    x = 25,776.19

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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.