Finding the Fourth Proportional to 116,531.76, 174,797.74 and 49,928.70
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Solution
The fourth proportional to 116,531.76, 174,797.74 and 49,928.70 is: 74,893.09
Step by Step Solution
- Step 1: Write the proportion equation
116,531.76 : 174,797.74 = 49,928.70 : x - Step 2: Convert to fraction form
116,531.76/174,797.74 = 49,928.70/x - Step 3: Cross multiply
116,531.76x = 174,797.74 × 49,928.70 - Step 4: Simplify right side
116,531.76x = 8,727,423,921.14 - Step 5: Solve for x
x = 8,727,423,921.14/116,531.76 - Step 6: Final answer
x = 74,893.09
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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.