Finding the Fourth Proportional to 123,676.88, 185,390.71 and 48,767.99
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Solution
The fourth proportional to 123,676.88, 185,390.71 and 48,767.99 is: 73,102.84
Step by Step Solution
- Step 1: Write the proportion equation
123,676.88 : 185,390.71 = 48,767.99 : x - Step 2: Convert to fraction form
123,676.88/185,390.71 = 48,767.99/x - Step 3: Cross multiply
123,676.88x = 185,390.71 × 48,767.99 - Step 4: Simplify right side
123,676.88x = 9,041,131,242.50 - Step 5: Solve for x
x = 9,041,131,242.50/123,676.88 - Step 6: Final answer
x = 73,102.84
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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.