Finding the Fourth Proportional to 173,724.13, 260,588.93 and 68,542.19
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Solution
The fourth proportional to 173,724.13, 260,588.93 and 68,542.19 is: 102,814.36
Step by Step Solution
- Step 1: Write the proportion equation
173,724.13 : 260,588.93 = 68,542.19 : x - Step 2: Convert to fraction form
173,724.13/260,588.93 = 68,542.19/x - Step 3: Cross multiply
173,724.13x = 260,588.93 × 68,542.19 - Step 4: Simplify right side
173,724.13x = 17,861,335,951.96 - Step 5: Solve for x
x = 17,861,335,951.96/173,724.13 - Step 6: Final answer
x = 102,814.36
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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.