Finding the Fourth Proportional to 97,236.75, 145,879.73 and 27,116.07
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Solution
The fourth proportional to 97,236.75, 145,879.73 and 27,116.07 is: 40,680.97
Step by Step Solution
- Step 1: Write the proportion equation
97,236.75 : 145,879.73 = 27,116.07 : x - Step 2: Convert to fraction form
97,236.75/145,879.73 = 27,116.07/x - Step 3: Cross multiply
97,236.75x = 145,879.73 × 27,116.07 - Step 4: Simplify right side
97,236.75x = 3,955,684,834.68 - Step 5: Solve for x
x = 3,955,684,834.68/97,236.75 - Step 6: Final answer
x = 40,680.97
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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.