Finding the Fourth Proportional to 98,680.62, 148,030.26 and 27,603.26
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Solution
The fourth proportional to 98,680.62, 148,030.26 and 27,603.26 is: 41,407.50
Step by Step Solution
- Step 1: Write the proportion equation
98,680.62 : 148,030.26 = 27,603.26 : x - Step 2: Convert to fraction form
98,680.62/148,030.26 = 27,603.26/x - Step 3: Cross multiply
98,680.62x = 148,030.26 × 27,603.26 - Step 4: Simplify right side
98,680.62x = 4,086,117,754.65 - Step 5: Solve for x
x = 4,086,117,754.65/98,680.62 - Step 6: Final answer
x = 41,407.50
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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.