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Finding the Fourth Proportional to 11,792.81, 17,673.08 and 6,519.99

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Solution

The fourth proportional to 11,792.81, 17,673.08 and 6,519.99 is: 9,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.81 : 17,673.08 = 6,519.99 : x
  2. Step 2: Convert to fraction form
    11,792.81/17,673.08 = 6,519.99/x
  3. Step 3: Cross multiply
    11,792.81x = 17,673.08 × 6,519.99
  4. Step 4: Simplify right side
    11,792.81x = 115,228,272.27
  5. Step 5: Solve for x
    x = 115,228,272.27/11,792.81
  6. Step 6: Final answer
    x = 9,771.07

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1.5x scale

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.