Finding the Fourth Proportional to 102,371.28, 153,573.64 and 32,234.18
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Solution
The fourth proportional to 102,371.28, 153,573.64 and 32,234.18 is: 48,356.53
Step by Step Solution
- Step 1: Write the proportion equation
102,371.28 : 153,573.64 = 32,234.18 : x - Step 2: Convert to fraction form
102,371.28/153,573.64 = 32,234.18/x - Step 3: Cross multiply
102,371.28x = 153,573.64 × 32,234.18 - Step 4: Simplify right side
102,371.28x = 4,950,320,355.02 - Step 5: Solve for x
x = 4,950,320,355.02/102,371.28 - Step 6: Final answer
x = 48,356.53
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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.