Finding the Fourth Proportional to 204,332.36, 281,974.28 and 118,294.97
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Solution
The fourth proportional to 204,332.36, 281,974.28 and 118,294.97 is: 163,244.52
Step by Step Solution
- Step 1: Write the proportion equation
204,332.36 : 281,974.28 = 118,294.97 : x - Step 2: Convert to fraction form
204,332.36/281,974.28 = 118,294.97/x - Step 3: Cross multiply
204,332.36x = 281,974.28 × 118,294.97 - Step 4: Simplify right side
204,332.36x = 33,356,136,992.03 - Step 5: Solve for x
x = 33,356,136,992.03/204,332.36 - Step 6: Final answer
x = 163,244.52
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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.