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Finding the Fourth Proportional to 17,701.96, 26,494.62 and 15,757.96

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Solution

The fourth proportional to 17,701.96, 26,494.62 and 15,757.96 is: 23,585.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,701.96 : 26,494.62 = 15,757.96 : x
  2. Step 2: Convert to fraction form
    17,701.96/26,494.62 = 15,757.96/x
  3. Step 3: Cross multiply
    17,701.96x = 26,494.62 × 15,757.96
  4. Step 4: Simplify right side
    17,701.96x = 417,501,162.18
  5. Step 5: Solve for x
    x = 417,501,162.18/17,701.96
  6. Step 6: Final answer
    x = 23,585.02

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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.