Finding the Fourth Proportional to 163,279.14, 244,731.39 and 68,491.80
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Solution
The fourth proportional to 163,279.14, 244,731.39 and 68,491.80 is: 102,659.12
Step by Step Solution
- Step 1: Write the proportion equation
163,279.14 : 244,731.39 = 68,491.80 : x - Step 2: Convert to fraction form
163,279.14/244,731.39 = 68,491.80/x - Step 3: Cross multiply
163,279.14x = 244,731.39 × 68,491.80 - Step 4: Simplify right side
163,279.14x = 16,762,093,417.60 - Step 5: Solve for x
x = 16,762,093,417.60/163,279.14 - Step 6: Final answer
x = 102,659.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.