Finding the Fourth Proportional to 135,294.26, 186,693.36 and 91,597.92
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Solution
The fourth proportional to 135,294.26, 186,693.36 and 91,597.92 is: 126,396.52
Step by Step Solution
- Step 1: Write the proportion equation
135,294.26 : 186,693.36 = 91,597.92 : x - Step 2: Convert to fraction form
135,294.26/186,693.36 = 91,597.92/x - Step 3: Cross multiply
135,294.26x = 186,693.36 × 91,597.92 - Step 4: Simplify right side
135,294.26x = 17,100,723,453.81 - Step 5: Solve for x
x = 17,100,723,453.81/135,294.26 - Step 6: Final answer
x = 126,396.52
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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.