Finding the Fourth Proportional to 170,717.28, 256,044.96 and 46,029.12
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Solution
The fourth proportional to 170,717.28, 256,044.96 and 46,029.12 is: 69,035.33
Step by Step Solution
- Step 1: Write the proportion equation
170,717.28 : 256,044.96 = 46,029.12 : x - Step 2: Convert to fraction form
170,717.28/256,044.96 = 46,029.12/x - Step 3: Cross multiply
170,717.28x = 256,044.96 × 46,029.12 - Step 4: Simplify right side
170,717.28x = 11,785,524,189.24 - Step 5: Solve for x
x = 11,785,524,189.24/170,717.28 - Step 6: Final answer
x = 69,035.33
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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.