Finding the Fourth Proportional to 178,474.05, 246,301.02 and 97,904.97
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Solution
The fourth proportional to 178,474.05, 246,301.02 and 97,904.97 is: 135,112.61
Step by Step Solution
- Step 1: Write the proportion equation
178,474.05 : 246,301.02 = 97,904.97 : x - Step 2: Convert to fraction form
178,474.05/246,301.02 = 97,904.97/x - Step 3: Cross multiply
178,474.05x = 246,301.02 × 97,904.97 - Step 4: Simplify right side
178,474.05x = 24,114,093,974.07 - Step 5: Solve for x
x = 24,114,093,974.07/178,474.05 - Step 6: Final answer
x = 135,112.61
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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.