Finding the Fourth Proportional to 201,521.93, 277,872.93 and 155,476.67
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Solution
The fourth proportional to 201,521.93, 277,872.93 and 155,476.67 is: 214,382.41
Step by Step Solution
- Step 1: Write the proportion equation
201,521.93 : 277,872.93 = 155,476.67 : x - Step 2: Convert to fraction form
201,521.93/277,872.93 = 155,476.67/x - Step 3: Cross multiply
201,521.93x = 277,872.93 × 155,476.67 - Step 4: Simplify right side
201,521.93x = 43,202,756,450.18 - Step 5: Solve for x
x = 43,202,756,450.18/201,521.93 - Step 6: Final answer
x = 214,382.41
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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.