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Finding the Fourth Proportional to 17,707.86, 26,527.23 and 13,793.94

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Solution

The fourth proportional to 17,707.86, 26,527.23 and 13,793.94 is: 20,663.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,707.86 : 26,527.23 = 13,793.94 : x
  2. Step 2: Convert to fraction form
    17,707.86/26,527.23 = 13,793.94/x
  3. Step 3: Cross multiply
    17,707.86x = 26,527.23 × 13,793.94
  4. Step 4: Simplify right side
    17,707.86x = 365,915,018.99
  5. Step 5: Solve for x
    x = 365,915,018.99/17,707.86
  6. Step 6: Final answer
    x = 20,663.99

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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.