Finding the Fourth Proportional to 166,474.88, 229,757.84 and 93,892.68
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Solution
The fourth proportional to 166,474.88, 229,757.84 and 93,892.68 is: 129,584.59
Step by Step Solution
- Step 1: Write the proportion equation
166,474.88 : 229,757.84 = 93,892.68 : x - Step 2: Convert to fraction form
166,474.88/229,757.84 = 93,892.68/x - Step 3: Cross multiply
166,474.88x = 229,757.84 × 93,892.68 - Step 4: Simplify right side
166,474.88x = 21,572,578,879.15 - Step 5: Solve for x
x = 21,572,578,879.15/166,474.88 - Step 6: Final answer
x = 129,584.59
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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.