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Finding the Fourth Proportional to 11,399.63, 17,085.40 and 8,094.83

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Solution

The fourth proportional to 11,399.63, 17,085.40 and 8,094.83 is: 12,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,399.63 : 17,085.40 = 8,094.83 : x
  2. Step 2: Convert to fraction form
    11,399.63/17,085.40 = 8,094.83/x
  3. Step 3: Cross multiply
    11,399.63x = 17,085.40 × 8,094.83
  4. Step 4: Simplify right side
    11,399.63x = 138,303,302.82
  5. Step 5: Solve for x
    x = 138,303,302.82/11,399.63
  6. Step 6: Final answer
    x = 12,132.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.