Finding the Fourth Proportional to 169,418.56, 233,791.68 and 93,974.08
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Solution
The fourth proportional to 169,418.56, 233,791.68 and 93,974.08 is: 129,680.94
Step by Step Solution
- Step 1: Write the proportion equation
169,418.56 : 233,791.68 = 93,974.08 : x - Step 2: Convert to fraction form
169,418.56/233,791.68 = 93,974.08/x - Step 3: Cross multiply
169,418.56x = 233,791.68 × 93,974.08 - Step 4: Simplify right side
169,418.56x = 21,970,358,039.65 - Step 5: Solve for x
x = 21,970,358,039.65/169,418.56 - Step 6: Final answer
x = 129,680.94
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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.