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Finding the Fourth Proportional to 11,757.23, 17,700.01 and 10,723.87

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Solution

The fourth proportional to 11,757.23, 17,700.01 and 10,723.87 is: 16,144.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757.23 : 17,700.01 = 10,723.87 : x
  2. Step 2: Convert to fraction form
    11,757.23/17,700.01 = 10,723.87/x
  3. Step 3: Cross multiply
    11,757.23x = 17,700.01 × 10,723.87
  4. Step 4: Simplify right side
    11,757.23x = 189,812,606.24
  5. Step 5: Solve for x
    x = 189,812,606.24/11,757.23
  6. Step 6: Final answer
    x = 16,144.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.