Finding the Fourth Proportional to 182,542.68, 251,623.13 and 167,878.85
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Solution
The fourth proportional to 182,542.68, 251,623.13 and 167,878.85 is: 231,409.99
Step by Step Solution
- Step 1: Write the proportion equation
182,542.68 : 251,623.13 = 167,878.85 : x - Step 2: Convert to fraction form
182,542.68/251,623.13 = 167,878.85/x - Step 3: Cross multiply
182,542.68x = 251,623.13 × 167,878.85 - Step 4: Simplify right side
182,542.68x = 42,242,199,600.29 - Step 5: Solve for x
x = 42,242,199,600.29/182,542.68 - Step 6: Final answer
x = 231,409.99
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1.5x scale
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.