Finding the Fourth Proportional to 167,877.28, 231,703.95 and 96,305.68
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Solution
The fourth proportional to 167,877.28, 231,703.95 and 96,305.68 is: 132,920.94
Step by Step Solution
- Step 1: Write the proportion equation
167,877.28 : 231,703.95 = 96,305.68 : x - Step 2: Convert to fraction form
167,877.28/231,703.95 = 96,305.68/x - Step 3: Cross multiply
167,877.28x = 231,703.95 × 96,305.68 - Step 4: Simplify right side
167,877.28x = 22,314,406,463.44 - Step 5: Solve for x
x = 22,314,406,463.44/167,877.28 - Step 6: Final answer
x = 132,920.94
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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.