Finding the Fourth Proportional to 88,629.99, 132,794.55 and 53,495.79
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Solution
The fourth proportional to 88,629.99, 132,794.55 and 53,495.79 is: 80,152.88
Step by Step Solution
- Step 1: Write the proportion equation
88,629.99 : 132,794.55 = 53,495.79 : x - Step 2: Convert to fraction form
88,629.99/132,794.55 = 53,495.79/x - Step 3: Cross multiply
88,629.99x = 132,794.55 × 53,495.79 - Step 4: Simplify right side
88,629.99x = 7,103,949,359.94 - Step 5: Solve for x
x = 7,103,949,359.94/88,629.99 - Step 6: Final answer
x = 80,152.88
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1.5x scale
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.