Finding the Fourth Proportional to 98,057.07, 147,061.31 and 27,936.99
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Solution
The fourth proportional to 98,057.07, 147,061.31 and 27,936.99 is: 41,898.56
Step by Step Solution
- Step 1: Write the proportion equation
98,057.07 : 147,061.31 = 27,936.99 : x - Step 2: Convert to fraction form
98,057.07/147,061.31 = 27,936.99/x - Step 3: Cross multiply
98,057.07x = 147,061.31 × 27,936.99 - Step 4: Simplify right side
98,057.07x = 4,108,450,207.17 - Step 5: Solve for x
x = 4,108,450,207.17/98,057.07 - Step 6: Final answer
x = 41,898.56
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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.