Finding the Fourth Proportional to 213,912.24, 295,202.40 and 117,114.49
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Solution
The fourth proportional to 213,912.24, 295,202.40 and 117,114.49 is: 161,619.91
Step by Step Solution
- Step 1: Write the proportion equation
213,912.24 : 295,202.40 = 117,114.49 : x - Step 2: Convert to fraction form
213,912.24/295,202.40 = 117,114.49/x - Step 3: Cross multiply
213,912.24x = 295,202.40 × 117,114.49 - Step 4: Simplify right side
213,912.24x = 34,572,477,784.77 - Step 5: Solve for x
x = 34,572,477,784.77/213,912.24 - Step 6: Final answer
x = 161,619.91
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1.5x scale
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.