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Finding the Fourth Proportional to 18,858.22, 26,024.85 and 11,301.94

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Solution

The fourth proportional to 18,858.22, 26,024.85 and 11,301.94 is: 15,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858.22 : 26,024.85 = 11,301.94 : x
  2. Step 2: Convert to fraction form
    18,858.22/26,024.85 = 11,301.94/x
  3. Step 3: Cross multiply
    18,858.22x = 26,024.85 × 11,301.94
  4. Step 4: Simplify right side
    18,858.22x = 294,131,293.21
  5. Step 5: Solve for x
    x = 294,131,293.21/18,858.22
  6. Step 6: Final answer
    x = 15,596.98

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