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Finding the Fourth Proportional to 26,355.69, 36,372.47 and 15,181.29

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Solution

The fourth proportional to 26,355.69, 36,372.47 and 15,181.29 is: 20,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.69 : 36,372.47 = 15,181.29 : x
  2. Step 2: Convert to fraction form
    26,355.69/36,372.47 = 15,181.29/x
  3. Step 3: Cross multiply
    26,355.69x = 36,372.47 × 15,181.29
  4. Step 4: Simplify right side
    26,355.69x = 552,180,939.18
  5. Step 5: Solve for x
    x = 552,180,939.18/26,355.69
  6. Step 6: Final answer
    x = 20,951.11

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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.