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Finding the Fourth Proportional to 11,583.03, 17,361.12 and 5,329.92

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Solution

The fourth proportional to 11,583.03, 17,361.12 and 5,329.92 is: 7,988.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.03 : 17,361.12 = 5,329.92 : x
  2. Step 2: Convert to fraction form
    11,583.03/17,361.12 = 5,329.92/x
  3. Step 3: Cross multiply
    11,583.03x = 17,361.12 × 5,329.92
  4. Step 4: Simplify right side
    11,583.03x = 92,533,465.80
  5. Step 5: Solve for x
    x = 92,533,465.80/11,583.03
  6. Step 6: Final answer
    x = 7,988.71

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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.