Finding the Fourth Proportional to 107,223.04, 160,843.44 and 40,663.08
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Solution
The fourth proportional to 107,223.04, 160,843.44 and 40,663.08 is: 60,997.99
Step by Step Solution
- Step 1: Write the proportion equation
107,223.04 : 160,843.44 = 40,663.08 : x - Step 2: Convert to fraction form
107,223.04/160,843.44 = 40,663.08/x - Step 3: Cross multiply
107,223.04x = 160,843.44 × 40,663.08 - Step 4: Simplify right side
107,223.04x = 6,540,389,668.20 - Step 5: Solve for x
x = 6,540,389,668.20/107,223.04 - Step 6: Final answer
x = 60,997.99
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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.