Finding the Fourth Proportional to 162,452.88, 243,679.32 and 107,035.92
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Solution
The fourth proportional to 162,452.88, 243,679.32 and 107,035.92 is: 160,553.88
Step by Step Solution
- Step 1: Write the proportion equation
162,452.88 : 243,679.32 = 107,035.92 : x - Step 2: Convert to fraction form
162,452.88/243,679.32 = 107,035.92/x - Step 3: Cross multiply
162,452.88x = 243,679.32 × 107,035.92 - Step 4: Simplify right side
162,452.88x = 26,082,440,201.17 - Step 5: Solve for x
x = 26,082,440,201.17/162,452.88 - Step 6: Final answer
x = 160,553.88
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1.5x scale
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.