Finding the Fourth Proportional to 169,519.93, 254,279.90 and 132,107.99
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Solution
The fourth proportional to 169,519.93, 254,279.90 and 132,107.99 is: 198,161.99
Step by Step Solution
- Step 1: Write the proportion equation
169,519.93 : 254,279.90 = 132,107.99 : x - Step 2: Convert to fraction form
169,519.93/254,279.90 = 132,107.99/x - Step 3: Cross multiply
169,519.93x = 254,279.90 × 132,107.99 - Step 4: Simplify right side
169,519.93x = 33,592,407,358.66 - Step 5: Solve for x
x = 33,592,407,358.66/169,519.93 - Step 6: Final answer
x = 198,161.99
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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.