Finding the Fourth Proportional to 182,868.26, 252,408.92 and 106,402.13
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Solution
The fourth proportional to 182,868.26, 252,408.92 and 106,402.13 is: 146,864.45
Step by Step Solution
- Step 1: Write the proportion equation
182,868.26 : 252,408.92 = 106,402.13 : x - Step 2: Convert to fraction form
182,868.26/252,408.92 = 106,402.13/x - Step 3: Cross multiply
182,868.26x = 252,408.92 × 106,402.13 - Step 4: Simplify right side
182,868.26x = 26,856,846,186.99 - Step 5: Solve for x
x = 26,856,846,186.99/182,868.26 - Step 6: Final answer
x = 146,864.45
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1.5x scale
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.