Finding the Fourth Proportional to 226,101.80, 339,201.30 and 68,346.20
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Solution
The fourth proportional to 226,101.80, 339,201.30 and 68,346.20 is: 102,533.99
Step by Step Solution
- Step 1: Write the proportion equation
226,101.80 : 339,201.30 = 68,346.20 : x - Step 2: Convert to fraction form
226,101.80/339,201.30 = 68,346.20/x - Step 3: Cross multiply
226,101.80x = 339,201.30 × 68,346.20 - Step 4: Simplify right side
226,101.80x = 23,183,119,890.06 - Step 5: Solve for x
x = 23,183,119,890.06/226,101.80 - Step 6: Final answer
x = 102,533.99
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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.