Finding the Fourth Proportional to 202,717.08, 279,793.98 and 117,883.08
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Solution
The fourth proportional to 202,717.08, 279,793.98 and 117,883.08 is: 162,704.48
Step by Step Solution
- Step 1: Write the proportion equation
202,717.08 : 279,793.98 = 117,883.08 : x - Step 2: Convert to fraction form
202,717.08/279,793.98 = 117,883.08/x - Step 3: Cross multiply
202,717.08x = 279,793.98 × 117,883.08 - Step 4: Simplify right side
202,717.08x = 32,982,976,127.86 - Step 5: Solve for x
x = 32,982,976,127.86/202,717.08 - Step 6: Final answer
x = 162,704.48
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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.