Finding the Fourth Proportional to 168,153.21, 232,053.02 and 92,704.41
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Solution
The fourth proportional to 168,153.21, 232,053.02 and 92,704.41 is: 127,932.96
Step by Step Solution
- Step 1: Write the proportion equation
168,153.21 : 232,053.02 = 92,704.41 : x - Step 2: Convert to fraction form
168,153.21/232,053.02 = 92,704.41/x - Step 3: Cross multiply
168,153.21x = 232,053.02 × 92,704.41 - Step 4: Simplify right side
168,153.21x = 21,512,337,844.30 - Step 5: Solve for x
x = 21,512,337,844.30/168,153.21 - Step 6: Final answer
x = 127,932.96
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1.5x scale
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.