Finding the Fourth Proportional to 178,724.44, 246,644.09 and 97,056.19
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Solution
The fourth proportional to 178,724.44, 246,644.09 and 97,056.19 is: 133,939.91
Step by Step Solution
- Step 1: Write the proportion equation
178,724.44 : 246,644.09 = 97,056.19 : x - Step 2: Convert to fraction form
178,724.44/246,644.09 = 97,056.19/x - Step 3: Cross multiply
178,724.44x = 246,644.09 × 97,056.19 - Step 4: Simplify right side
178,724.44x = 23,938,335,661.42 - Step 5: Solve for x
x = 23,938,335,661.42/178,724.44 - Step 6: Final answer
x = 133,939.91
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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.