Finding the Fourth Proportional to 111,028.63, 166,541.39 and 26,788.08
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Solution
The fourth proportional to 111,028.63, 166,541.39 and 26,788.08 is: 40,181.75
Step by Step Solution
- Step 1: Write the proportion equation
111,028.63 : 166,541.39 = 26,788.08 : x - Step 2: Convert to fraction form
111,028.63/166,541.39 = 26,788.08/x - Step 3: Cross multiply
111,028.63x = 166,541.39 × 26,788.08 - Step 4: Simplify right side
111,028.63x = 4,461,324,078.63 - Step 5: Solve for x
x = 4,461,324,078.63/111,028.63 - Step 6: Final answer
x = 40,181.75
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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.