Finding the Fourth Proportional to 202,724.33, 304,237.96 and 76,489.07
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Solution
The fourth proportional to 202,724.33, 304,237.96 and 76,489.07 is: 114,790.75
Step by Step Solution
- Step 1: Write the proportion equation
202,724.33 : 304,237.96 = 76,489.07 : x - Step 2: Convert to fraction form
202,724.33/304,237.96 = 76,489.07/x - Step 3: Cross multiply
202,724.33x = 304,237.96 × 76,489.07 - Step 4: Simplify right side
202,724.33x = 23,270,876,906.68 - Step 5: Solve for x
x = 23,270,876,906.68/202,724.33 - Step 6: Final answer
x = 114,790.75
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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.