Finding the Fourth Proportional to 212,236.03, 292,893.48 and 116,749.99
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Solution
The fourth proportional to 212,236.03, 292,893.48 and 116,749.99 is: 161,119.25
Step by Step Solution
- Step 1: Write the proportion equation
212,236.03 : 292,893.48 = 116,749.99 : x - Step 2: Convert to fraction form
212,236.03/292,893.48 = 116,749.99/x - Step 3: Cross multiply
212,236.03x = 292,893.48 × 116,749.99 - Step 4: Simplify right side
212,236.03x = 34,195,310,861.07 - Step 5: Solve for x
x = 34,195,310,861.07/212,236.03 - Step 6: Final answer
x = 161,119.25
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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.