Finding the Fourth Proportional to 117,724.99, 176,568.55 and 32,315.92
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Solution
The fourth proportional to 117,724.99, 176,568.55 and 32,315.92 is: 48,468.68
Step by Step Solution
- Step 1: Write the proportion equation
117,724.99 : 176,568.55 = 32,315.92 : x - Step 2: Convert to fraction form
117,724.99/176,568.55 = 32,315.92/x - Step 3: Cross multiply
117,724.99x = 176,568.55 × 32,315.92 - Step 4: Simplify right side
117,724.99x = 5,705,975,136.32 - Step 5: Solve for x
x = 5,705,975,136.32/117,724.99 - Step 6: Final answer
x = 48,468.68
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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.