Finding the Fourth Proportional to 116,601.21, 174,938.57 and 88,654.99
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Solution
The fourth proportional to 116,601.21, 174,938.57 and 88,654.99 is: 133,010.43
Step by Step Solution
- Step 1: Write the proportion equation
116,601.21 : 174,938.57 = 88,654.99 : x - Step 2: Convert to fraction form
116,601.21/174,938.57 = 88,654.99/x - Step 3: Cross multiply
116,601.21x = 174,938.57 × 88,654.99 - Step 4: Simplify right side
116,601.21x = 15,509,177,173.96 - Step 5: Solve for x
x = 15,509,177,173.96/116,601.21 - Step 6: Final answer
x = 133,010.43
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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.