Finding the Fourth Proportional to 179,447.49, 247,648.77 and 98,874.99
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Solution
The fourth proportional to 179,447.49, 247,648.77 and 98,874.99 is: 136,453.68
Step by Step Solution
- Step 1: Write the proportion equation
179,447.49 : 247,648.77 = 98,874.99 : x - Step 2: Convert to fraction form
179,447.49/247,648.77 = 98,874.99/x - Step 3: Cross multiply
179,447.49x = 247,648.77 × 98,874.99 - Step 4: Simplify right side
179,447.49x = 24,486,269,657.26 - Step 5: Solve for x
x = 24,486,269,657.26/179,447.49 - Step 6: Final answer
x = 136,453.68
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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.