Finding the Fourth Proportional to 124,620.67, 186,910.75 and 35,853.99
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Solution
The fourth proportional to 124,620.67, 186,910.75 and 35,853.99 is: 53,775.16
Step by Step Solution
- Step 1: Write the proportion equation
124,620.67 : 186,910.75 = 35,853.99 : x - Step 2: Convert to fraction form
124,620.67/186,910.75 = 35,853.99/x - Step 3: Cross multiply
124,620.67x = 186,910.75 × 35,853.99 - Step 4: Simplify right side
124,620.67x = 6,701,496,161.39 - Step 5: Solve for x
x = 6,701,496,161.39/124,620.67 - Step 6: Final answer
x = 53,775.16
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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.