Finding the Fourth Proportional to 94,755.84, 130,761.60 and 52,313.28
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Solution
The fourth proportional to 94,755.84, 130,761.60 and 52,313.28 is: 72,191.52
Step by Step Solution
- Step 1: Write the proportion equation
94,755.84 : 130,761.60 = 52,313.28 : x - Step 2: Convert to fraction form
94,755.84/130,761.60 = 52,313.28/x - Step 3: Cross multiply
94,755.84x = 130,761.60 × 52,313.28 - Step 4: Simplify right side
94,755.84x = 6,840,568,194.05 - Step 5: Solve for x
x = 6,840,568,194.05/94,755.84 - Step 6: Final answer
x = 72,191.52
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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.