Finding the Fourth Proportional to 232,021.48, 347,787.42 and 91,586.92
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Solution
The fourth proportional to 232,021.48, 347,787.42 and 91,586.92 is: 137,283.75
Step by Step Solution
- Step 1: Write the proportion equation
232,021.48 : 347,787.42 = 91,586.92 : x - Step 2: Convert to fraction form
232,021.48/347,787.42 = 91,586.92/x - Step 3: Cross multiply
232,021.48x = 347,787.42 × 91,586.92 - Step 4: Simplify right side
232,021.48x = 31,852,778,612.55 - Step 5: Solve for x
x = 31,852,778,612.55/232,021.48 - Step 6: Final answer
x = 137,283.75
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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.