Finding the Fourth Proportional to 214,733.70, 321,825.15 and 119,963.70
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Solution
The fourth proportional to 214,733.70, 321,825.15 and 119,963.70 is: 179,791.69
Step by Step Solution
- Step 1: Write the proportion equation
214,733.70 : 321,825.15 = 119,963.70 : x - Step 2: Convert to fraction form
214,733.70/321,825.15 = 119,963.70/x - Step 3: Cross multiply
214,733.70x = 321,825.15 × 119,963.70 - Step 4: Simplify right side
214,733.70x = 38,607,335,747.06 - Step 5: Solve for x
x = 38,607,335,747.06/214,733.70 - Step 6: Final answer
x = 179,791.69
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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.