Finding the Fourth Proportional to 160,974.19, 222,043.33 and 103,687.75
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Solution
The fourth proportional to 160,974.19, 222,043.33 and 103,687.75 is: 143,024.00
Step by Step Solution
- Step 1: Write the proportion equation
160,974.19 : 222,043.33 = 103,687.75 : x - Step 2: Convert to fraction form
160,974.19/222,043.33 = 103,687.75/x - Step 3: Cross multiply
160,974.19x = 222,043.33 × 103,687.75 - Step 4: Simplify right side
160,974.19x = 23,023,173,290.21 - Step 5: Solve for x
x = 23,023,173,290.21/160,974.19 - Step 6: Final answer
x = 143,024.00
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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.