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Finding the Fourth Proportional to 11,665.96, 17,488.44 and 4,265.24

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Solution

The fourth proportional to 11,665.96, 17,488.44 and 4,265.24 is: 6,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.96 : 17,488.44 = 4,265.24 : x
  2. Step 2: Convert to fraction form
    11,665.96/17,488.44 = 4,265.24/x
  3. Step 3: Cross multiply
    11,665.96x = 17,488.44 × 4,265.24
  4. Step 4: Simplify right side
    11,665.96x = 74,592,393.83
  5. Step 5: Solve for x
    x = 74,592,393.83/11,665.96
  6. Step 6: Final answer
    x = 6,394.02

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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.