Finding the Fourth Proportional to 116,029.08, 160,117.02 and 68,285.24
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Solution
The fourth proportional to 116,029.08, 160,117.02 and 68,285.24 is: 94,231.80
Step by Step Solution
- Step 1: Write the proportion equation
116,029.08 : 160,117.02 = 68,285.24 : x - Step 2: Convert to fraction form
116,029.08/160,117.02 = 68,285.24/x - Step 3: Cross multiply
116,029.08x = 160,117.02 × 68,285.24 - Step 4: Simplify right side
116,029.08x = 10,933,629,138.78 - Step 5: Solve for x
x = 10,933,629,138.78/116,029.08 - Step 6: Final answer
x = 94,231.80
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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.