Finding the Fourth Proportional to 124,580.70, 186,755.91 and 49,682.63
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Solution
The fourth proportional to 124,580.70, 186,755.91 and 49,682.63 is: 74,478.02
Step by Step Solution
- Step 1: Write the proportion equation
124,580.70 : 186,755.91 = 49,682.63 : x - Step 2: Convert to fraction form
124,580.70/186,755.91 = 49,682.63/x - Step 3: Cross multiply
124,580.70x = 186,755.91 × 49,682.63 - Step 4: Simplify right side
124,580.70x = 9,278,523,843.06 - Step 5: Solve for x
x = 9,278,523,843.06/124,580.70 - Step 6: Final answer
x = 74,478.02
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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.