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Finding the Fourth Proportional to 17,723.62, 26,583.81 and 5,411.62

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Solution

The fourth proportional to 17,723.62, 26,583.81 and 5,411.62 is: 8,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,723.62 : 26,583.81 = 5,411.62 : x
  2. Step 2: Convert to fraction form
    17,723.62/26,583.81 = 5,411.62/x
  3. Step 3: Cross multiply
    17,723.62x = 26,583.81 × 5,411.62
  4. Step 4: Simplify right side
    17,723.62x = 143,861,477.87
  5. Step 5: Solve for x
    x = 143,861,477.87/17,723.62
  6. Step 6: Final answer
    x = 8,116.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.