Finding the Fourth Proportional to 125,537.24, 173,240.84 and 68,176.16
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Solution
The fourth proportional to 125,537.24, 173,240.84 and 68,176.16 is: 94,082.80
Step by Step Solution
- Step 1: Write the proportion equation
125,537.24 : 173,240.84 = 68,176.16 : x - Step 2: Convert to fraction form
125,537.24/173,240.84 = 68,176.16/x - Step 3: Cross multiply
125,537.24x = 173,240.84 × 68,176.16 - Step 4: Simplify right side
125,537.24x = 11,810,894,019.29 - Step 5: Solve for x
x = 11,810,894,019.29/125,537.24 - Step 6: Final answer
x = 94,082.80
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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.