Finding the Fourth Proportional to 125,882.88, 173,720.16 and 68,523.96
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Solution
The fourth proportional to 125,882.88, 173,720.16 and 68,523.96 is: 94,564.04
Step by Step Solution
- Step 1: Write the proportion equation
125,882.88 : 173,720.16 = 68,523.96 : x - Step 2: Convert to fraction form
125,882.88/173,720.16 = 68,523.96/x - Step 3: Cross multiply
125,882.88x = 173,720.16 × 68,523.96 - Step 4: Simplify right side
125,882.88x = 11,903,993,295.03 - Step 5: Solve for x
x = 11,903,993,295.03/125,882.88 - Step 6: Final answer
x = 94,564.04
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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.