Finding the Fourth Proportional to 182,136.92, 251,342.36 and 105,657.56
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Solution
The fourth proportional to 182,136.92, 251,342.36 and 105,657.56 is: 145,803.61
Step by Step Solution
- Step 1: Write the proportion equation
182,136.92 : 251,342.36 = 105,657.56 : x - Step 2: Convert to fraction form
182,136.92/251,342.36 = 105,657.56/x - Step 3: Cross multiply
182,136.92x = 251,342.36 × 105,657.56 - Step 4: Simplify right side
182,136.92x = 26,556,220,482.24 - Step 5: Solve for x
x = 26,556,220,482.24/182,136.92 - Step 6: Final answer
x = 145,803.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.