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Finding the Fourth Proportional to 26,794.58, 40,187.94 and 7,074.53

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Solution

The fourth proportional to 26,794.58, 40,187.94 and 7,074.53 is: 10,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,794.58 : 40,187.94 = 7,074.53 : x
  2. Step 2: Convert to fraction form
    26,794.58/40,187.94 = 7,074.53/x
  3. Step 3: Cross multiply
    26,794.58x = 40,187.94 × 7,074.53
  4. Step 4: Simplify right side
    26,794.58x = 284,310,787.17
  5. Step 5: Solve for x
    x = 284,310,787.17/26,794.58
  6. Step 6: Final answer
    x = 10,610.76

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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.