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Finding the Fourth Proportional to 17,287.96, 25,936.04 and 5,601.16

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Solution

The fourth proportional to 17,287.96, 25,936.04 and 5,601.16 is: 8,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.96 : 25,936.04 = 5,601.16 : x
  2. Step 2: Convert to fraction form
    17,287.96/25,936.04 = 5,601.16/x
  3. Step 3: Cross multiply
    17,287.96x = 25,936.04 × 5,601.16
  4. Step 4: Simplify right side
    17,287.96x = 145,271,909.81
  5. Step 5: Solve for x
    x = 145,271,909.81/17,287.96
  6. Step 6: Final answer
    x = 8,403.07

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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.