Finding the Fourth Proportional to 134,770.49, 201,991.76 and 95,338.97
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Solution
The fourth proportional to 134,770.49, 201,991.76 and 95,338.97 is: 142,892.45
Step by Step Solution
- Step 1: Write the proportion equation
134,770.49 : 201,991.76 = 95,338.97 : x - Step 2: Convert to fraction form
134,770.49/201,991.76 = 95,338.97/x - Step 3: Cross multiply
134,770.49x = 201,991.76 × 95,338.97 - Step 4: Simplify right side
134,770.49x = 19,257,685,870.19 - Step 5: Solve for x
x = 19,257,685,870.19/134,770.49 - Step 6: Final answer
x = 142,892.45
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1.5x scale
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.