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Finding the Fourth Proportional to 17,660.87, 24,370.99 and 9,702.94

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Solution

The fourth proportional to 17,660.87, 24,370.99 and 9,702.94 is: 13,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,660.87 : 24,370.99 = 9,702.94 : x
  2. Step 2: Convert to fraction form
    17,660.87/24,370.99 = 9,702.94/x
  3. Step 3: Cross multiply
    17,660.87x = 24,370.99 × 9,702.94
  4. Step 4: Simplify right side
    17,660.87x = 236,470,131.86
  5. Step 5: Solve for x
    x = 236,470,131.86/17,660.87
  6. Step 6: Final answer
    x = 13,389.50

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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.