Finding the Fourth Proportional to 114,817.14, 158,524.97 and 102,679.96
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Solution
The fourth proportional to 114,817.14, 158,524.97 and 102,679.96 is: 141,767.49
Step by Step Solution
- Step 1: Write the proportion equation
114,817.14 : 158,524.97 = 102,679.96 : x - Step 2: Convert to fraction form
114,817.14/158,524.97 = 102,679.96/x - Step 3: Cross multiply
114,817.14x = 158,524.97 × 102,679.96 - Step 4: Simplify right side
114,817.14x = 16,277,337,845.16 - Step 5: Solve for x
x = 16,277,337,845.16/114,817.14 - Step 6: Final answer
x = 141,767.49
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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.