Finding the Fourth Proportional to 213,972.75, 295,360.16 and 124,548.75
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Solution
The fourth proportional to 213,972.75, 295,360.16 and 124,548.75 is: 171,922.54
Step by Step Solution
- Step 1: Write the proportion equation
213,972.75 : 295,360.16 = 124,548.75 : x - Step 2: Convert to fraction form
213,972.75/295,360.16 = 124,548.75/x - Step 3: Cross multiply
213,972.75x = 295,360.16 × 124,548.75 - Step 4: Simplify right side
213,972.75x = 36,786,738,105.06 - Step 5: Solve for x
x = 36,786,738,105.06/213,972.75 - Step 6: Final answer
x = 171,922.54
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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.