Finding the Fourth Proportional to 73,125.99, 109,649.35 and 33,647.91
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Solution
The fourth proportional to 73,125.99, 109,649.35 and 33,647.91 is: 50,453.62
Step by Step Solution
- Step 1: Write the proportion equation
73,125.99 : 109,649.35 = 33,647.91 : x - Step 2: Convert to fraction form
73,125.99/109,649.35 = 33,647.91/x - Step 3: Cross multiply
73,125.99x = 109,649.35 × 33,647.91 - Step 4: Simplify right side
73,125.99x = 3,689,470,901.96 - Step 5: Solve for x
x = 3,689,470,901.96/73,125.99 - Step 6: Final answer
x = 50,453.62
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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.