Finding the Fourth Proportional to 149,409.28, 224,157.81 and 44,230.98
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Solution
The fourth proportional to 149,409.28, 224,157.81 and 44,230.98 is: 66,359.47
Step by Step Solution
- Step 1: Write the proportion equation
149,409.28 : 224,157.81 = 44,230.98 : x - Step 2: Convert to fraction form
149,409.28/224,157.81 = 44,230.98/x - Step 3: Cross multiply
149,409.28x = 224,157.81 × 44,230.98 - Step 4: Simplify right side
149,409.28x = 9,914,720,617.41 - Step 5: Solve for x
x = 9,914,720,617.41/149,409.28 - Step 6: Final answer
x = 66,359.47
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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.