Finding the Fourth Proportional to 263,141.12, 394,538.16 and 94,576.88
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Solution
The fourth proportional to 263,141.12, 394,538.16 and 94,576.88 is: 141,802.95
Step by Step Solution
- Step 1: Write the proportion equation
263,141.12 : 394,538.16 = 94,576.88 : x - Step 2: Convert to fraction form
263,141.12/394,538.16 = 94,576.88/x - Step 3: Cross multiply
263,141.12x = 394,538.16 × 94,576.88 - Step 4: Simplify right side
263,141.12x = 37,314,188,213.74 - Step 5: Solve for x
x = 37,314,188,213.74/263,141.12 - Step 6: Final answer
x = 141,802.95
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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.