Finding the Fourth Proportional to 242,193.67, 334,227.26 and 134,770.62
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Solution
The fourth proportional to 242,193.67, 334,227.26 and 134,770.62 is: 185,983.45
Step by Step Solution
- Step 1: Write the proportion equation
242,193.67 : 334,227.26 = 134,770.62 : x - Step 2: Convert to fraction form
242,193.67/334,227.26 = 134,770.62/x - Step 3: Cross multiply
242,193.67x = 334,227.26 × 134,770.62 - Step 4: Simplify right side
242,193.67x = 45,044,013,043.04 - Step 5: Solve for x
x = 45,044,013,043.04/242,193.67 - Step 6: Final answer
x = 185,983.45
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1.5x scale
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.