Finding the Fourth Proportional to 231,884.08, 347,826.12 and 65,672.08
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Solution
The fourth proportional to 231,884.08, 347,826.12 and 65,672.08 is: 98,508.12
Step by Step Solution
- Step 1: Write the proportion equation
231,884.08 : 347,826.12 = 65,672.08 : x - Step 2: Convert to fraction form
231,884.08/347,826.12 = 65,672.08/x - Step 3: Cross multiply
231,884.08x = 347,826.12 × 65,672.08 - Step 4: Simplify right side
231,884.08x = 22,842,464,778.73 - Step 5: Solve for x
x = 22,842,464,778.73/231,884.08 - Step 6: Final answer
x = 98,508.12
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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.