Finding the Fourth Proportional to 173,644.13, 239,629.82 and 97,163.39
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Solution
The fourth proportional to 173,644.13, 239,629.82 and 97,163.39 is: 134,085.99
Step by Step Solution
- Step 1: Write the proportion equation
173,644.13 : 239,629.82 = 97,163.39 : x - Step 2: Convert to fraction form
173,644.13/239,629.82 = 97,163.39/x - Step 3: Cross multiply
173,644.13x = 239,629.82 × 97,163.39 - Step 4: Simplify right side
173,644.13x = 23,283,245,769.55 - Step 5: Solve for x
x = 23,283,245,769.55/173,644.13 - Step 6: Final answer
x = 134,085.99
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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.