Finding the Fourth Proportional to 104,754.81, 157,133.66 and 29,874.99
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Solution
The fourth proportional to 104,754.81, 157,133.66 and 29,874.99 is: 44,812.90
Step by Step Solution
- Step 1: Write the proportion equation
104,754.81 : 157,133.66 = 29,874.99 : x - Step 2: Convert to fraction form
104,754.81/157,133.66 = 29,874.99/x - Step 3: Cross multiply
104,754.81x = 157,133.66 × 29,874.99 - Step 4: Simplify right side
104,754.81x = 4,694,366,521.16 - Step 5: Solve for x
x = 4,694,366,521.16/104,754.81 - Step 6: Final answer
x = 44,812.90
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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.