Finding the Fourth Proportional to 133,676.20, 184,472.58 and 73,246.60
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Solution
The fourth proportional to 133,676.20, 184,472.58 and 73,246.60 is: 101,079.99
Step by Step Solution
- Step 1: Write the proportion equation
133,676.20 : 184,472.58 = 73,246.60 : x - Step 2: Convert to fraction form
133,676.20/184,472.58 = 73,246.60/x - Step 3: Cross multiply
133,676.20x = 184,472.58 × 73,246.60 - Step 4: Simplify right side
133,676.20x = 13,511,989,278.23 - Step 5: Solve for x
x = 13,511,989,278.23/133,676.20 - Step 6: Final answer
x = 101,079.99
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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.