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Finding the Fourth Proportional to 18,089.67, 24,975.94 and 11,294.05

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Solution

The fourth proportional to 18,089.67, 24,975.94 and 11,294.05 is: 15,593.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.67 : 24,975.94 = 11,294.05 : x
  2. Step 2: Convert to fraction form
    18,089.67/24,975.94 = 11,294.05/x
  3. Step 3: Cross multiply
    18,089.67x = 24,975.94 × 11,294.05
  4. Step 4: Simplify right side
    18,089.67x = 282,079,460.72
  5. Step 5: Solve for x
    x = 282,079,460.72/18,089.67
  6. Step 6: Final answer
    x = 15,593.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.