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Finding the Fourth Proportional to 17,226.66, 23,768.73 and 9,774.66

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Solution

The fourth proportional to 17,226.66, 23,768.73 and 9,774.66 is: 13,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.66 : 23,768.73 = 9,774.66 : x
  2. Step 2: Convert to fraction form
    17,226.66/23,768.73 = 9,774.66/x
  3. Step 3: Cross multiply
    17,226.66x = 23,768.73 × 9,774.66
  4. Step 4: Simplify right side
    17,226.66x = 232,331,254.38
  5. Step 5: Solve for x
    x = 232,331,254.38/17,226.66
  6. Step 6: Final answer
    x = 13,486.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.