Finding the Fourth Proportional to 181,816.33, 250,777.99 and 157,573.44
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Solution
The fourth proportional to 181,816.33, 250,777.99 and 157,573.44 is: 217,339.94
Step by Step Solution
- Step 1: Write the proportion equation
181,816.33 : 250,777.99 = 157,573.44 : x - Step 2: Convert to fraction form
181,816.33/250,777.99 = 157,573.44/x - Step 3: Cross multiply
181,816.33x = 250,777.99 × 157,573.44 - Step 4: Simplify right side
181,816.33x = 39,515,950,560.59 - Step 5: Solve for x
x = 39,515,950,560.59/181,816.33 - Step 6: Final answer
x = 217,339.94
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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.