Finding the Fourth Proportional to 207,324.84, 286,131.48 and 116,702.84
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Solution
The fourth proportional to 207,324.84, 286,131.48 and 116,702.84 is: 161,062.98
Step by Step Solution
- Step 1: Write the proportion equation
207,324.84 : 286,131.48 = 116,702.84 : x - Step 2: Convert to fraction form
207,324.84/286,131.48 = 116,702.84/x - Step 3: Cross multiply
207,324.84x = 286,131.48 × 116,702.84 - Step 4: Simplify right side
207,324.84x = 33,392,356,329.40 - Step 5: Solve for x
x = 33,392,356,329.40/207,324.84 - Step 6: Final answer
x = 161,062.98
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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.