Finding the Fourth Proportional to 183,833.11, 275,982.99 and 156,306.07
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Solution
The fourth proportional to 183,833.11, 275,982.99 and 156,306.07 is: 234,657.49
Step by Step Solution
- Step 1: Write the proportion equation
183,833.11 : 275,982.99 = 156,306.07 : x - Step 2: Convert to fraction form
183,833.11/275,982.99 = 156,306.07/x - Step 3: Cross multiply
183,833.11x = 275,982.99 × 156,306.07 - Step 4: Simplify right side
183,833.11x = 43,137,816,553.75 - Step 5: Solve for x
x = 43,137,816,553.75/183,833.11 - Step 6: Final answer
x = 234,657.49
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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.