Finding the Fourth Proportional to 197,194.08, 272,319.12 and 168,733.92
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Solution
The fourth proportional to 197,194.08, 272,319.12 and 168,733.92 is: 233,016.49
Step by Step Solution
- Step 1: Write the proportion equation
197,194.08 : 272,319.12 = 168,733.92 : x - Step 2: Convert to fraction form
197,194.08/272,319.12 = 168,733.92/x - Step 3: Cross multiply
197,194.08x = 272,319.12 × 168,733.92 - Step 4: Simplify right side
197,194.08x = 45,949,472,608.55 - Step 5: Solve for x
x = 45,949,472,608.55/197,194.08 - Step 6: Final answer
x = 233,016.49
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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.