Finding the Fourth Proportional to 116,639.19, 174,922.34 and 37,737.09
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Solution
The fourth proportional to 116,639.19, 174,922.34 and 37,737.09 is: 56,593.84
Step by Step Solution
- Step 1: Write the proportion equation
116,639.19 : 174,922.34 = 37,737.09 : x - Step 2: Convert to fraction form
116,639.19/174,922.34 = 37,737.09/x - Step 3: Cross multiply
116,639.19x = 174,922.34 × 37,737.09 - Step 4: Simplify right side
116,639.19x = 6,601,059,898.91 - Step 5: Solve for x
x = 6,601,059,898.91/116,639.19 - Step 6: Final answer
x = 56,593.84
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1.5x scale
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.