Finding the Fourth Proportional to 116,044.70, 160,151.92 and 68,313.02
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Solution
The fourth proportional to 116,044.70, 160,151.92 and 68,313.02 is: 94,277.99
Step by Step Solution
- Step 1: Write the proportion equation
116,044.70 : 160,151.92 = 68,313.02 : x - Step 2: Convert to fraction form
116,044.70/160,151.92 = 68,313.02/x - Step 3: Cross multiply
116,044.70x = 160,151.92 × 68,313.02 - Step 4: Simplify right side
116,044.70x = 10,940,461,314.00 - Step 5: Solve for x
x = 10,940,461,314.00/116,044.70 - Step 6: Final answer
x = 94,277.99
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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.