Finding the Fourth Proportional to 124,531.13, 186,796.70 and 41,425.13
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Solution
The fourth proportional to 124,531.13, 186,796.70 and 41,425.13 is: 62,137.70
Step by Step Solution
- Step 1: Write the proportion equation
124,531.13 : 186,796.70 = 41,425.13 : x - Step 2: Convert to fraction form
124,531.13/186,796.70 = 41,425.13/x - Step 3: Cross multiply
124,531.13x = 186,796.70 × 41,425.13 - Step 4: Simplify right side
124,531.13x = 7,738,077,581.07 - Step 5: Solve for x
x = 7,738,077,581.07/124,531.13 - Step 6: Final answer
x = 62,137.70
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1.5x scale
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.