Finding the Fourth Proportional to 201,057.06, 277,463.39 and 115,024.12
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Solution
The fourth proportional to 201,057.06, 277,463.39 and 115,024.12 is: 158,735.94
Step by Step Solution
- Step 1: Write the proportion equation
201,057.06 : 277,463.39 = 115,024.12 : x - Step 2: Convert to fraction form
201,057.06/277,463.39 = 115,024.12/x - Step 3: Cross multiply
201,057.06x = 277,463.39 × 115,024.12 - Step 4: Simplify right side
201,057.06x = 31,914,982,266.97 - Step 5: Solve for x
x = 31,914,982,266.97/201,057.06 - Step 6: Final answer
x = 158,735.94
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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.