Finding the Fourth Proportional to 167,747.21, 231,497.51 and 96,141.05
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Solution
The fourth proportional to 167,747.21, 231,497.51 and 96,141.05 is: 132,678.29
Step by Step Solution
- Step 1: Write the proportion equation
167,747.21 : 231,497.51 = 96,141.05 : x - Step 2: Convert to fraction form
167,747.21/231,497.51 = 96,141.05/x - Step 3: Cross multiply
167,747.21x = 231,497.51 × 96,141.05 - Step 4: Simplify right side
167,747.21x = 22,256,412,045.59 - Step 5: Solve for x
x = 22,256,412,045.59/167,747.21 - Step 6: Final answer
x = 132,678.29
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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.