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Finding the Fourth Proportional to 19,224.78, 26,532.70 and 11,273.82

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Solution

The fourth proportional to 19,224.78, 26,532.70 and 11,273.82 is: 15,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224.78 : 26,532.70 = 11,273.82 : x
  2. Step 2: Convert to fraction form
    19,224.78/26,532.70 = 11,273.82/x
  3. Step 3: Cross multiply
    19,224.78x = 26,532.70 × 11,273.82
  4. Step 4: Simplify right side
    19,224.78x = 299,124,883.91
  5. Step 5: Solve for x
    x = 299,124,883.91/19,224.78
  6. Step 6: Final answer
    x = 15,559.34

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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.