Finding the Fourth Proportional to 96,614.39, 133,329.20 and 58,368.62
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Solution
The fourth proportional to 96,614.39, 133,329.20 and 58,368.62 is: 80,549.50
Step by Step Solution
- Step 1: Write the proportion equation
96,614.39 : 133,329.20 = 58,368.62 : x - Step 2: Convert to fraction form
96,614.39/133,329.20 = 58,368.62/x - Step 3: Cross multiply
96,614.39x = 133,329.20 × 58,368.62 - Step 4: Simplify right side
96,614.39x = 7,782,240,451.21 - Step 5: Solve for x
x = 7,782,240,451.21/96,614.39 - Step 6: Final answer
x = 80,549.50
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1.5x scale
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.