Finding the Fourth Proportional to 183,825.76, 275,351.16 and 84,069.94
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Solution
The fourth proportional to 183,825.76, 275,351.16 and 84,069.94 is: 125,927.70
Step by Step Solution
- Step 1: Write the proportion equation
183,825.76 : 275,351.16 = 84,069.94 : x - Step 2: Convert to fraction form
183,825.76/275,351.16 = 84,069.94/x - Step 3: Cross multiply
183,825.76x = 275,351.16 × 84,069.94 - Step 4: Simplify right side
183,825.76x = 23,148,755,500.13 - Step 5: Solve for x
x = 23,148,755,500.13/183,825.76 - Step 6: Final answer
x = 125,927.70
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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.