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Finding the Fourth Proportional to 11,017.69, 16,527.54 and 4,353.82

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Solution

The fourth proportional to 11,017.69, 16,527.54 and 4,353.82 is: 6,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.69 : 16,527.54 = 4,353.82 : x
  2. Step 2: Convert to fraction form
    11,017.69/16,527.54 = 4,353.82/x
  3. Step 3: Cross multiply
    11,017.69x = 16,527.54 × 4,353.82
  4. Step 4: Simplify right side
    11,017.69x = 71,957,909.21
  5. Step 5: Solve for x
    x = 71,957,909.21/11,017.69
  6. Step 6: Final answer
    x = 6,531.13

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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.