Finding the Fourth Proportional to 168,226.58, 232,157.86 and 96,620.96
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Solution
The fourth proportional to 168,226.58, 232,157.86 and 96,620.96 is: 133,339.90
Step by Step Solution
- Step 1: Write the proportion equation
168,226.58 : 232,157.86 = 96,620.96 : x - Step 2: Convert to fraction form
168,226.58/232,157.86 = 96,620.96/x - Step 3: Cross multiply
168,226.58x = 232,157.86 × 96,620.96 - Step 4: Simplify right side
168,226.58x = 22,431,313,902.40 - Step 5: Solve for x
x = 22,431,313,902.40/168,226.58 - Step 6: Final answer
x = 133,339.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.