Finding the Fourth Proportional to 236,186.08, 325,838.65 and 139,351.49
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Solution
The fourth proportional to 236,186.08, 325,838.65 and 139,351.49 is: 192,247.15
Step by Step Solution
- Step 1: Write the proportion equation
236,186.08 : 325,838.65 = 139,351.49 : x - Step 2: Convert to fraction form
236,186.08/325,838.65 = 139,351.49/x - Step 3: Cross multiply
236,186.08x = 325,838.65 × 139,351.49 - Step 4: Simplify right side
236,186.08x = 45,406,100,882.70 - Step 5: Solve for x
x = 45,406,100,882.70/236,186.08 - Step 6: Final answer
x = 192,247.15
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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.