Finding the Fourth Proportional to 89,995.08, 124,192.62 and 49,711.44
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Solution
The fourth proportional to 89,995.08, 124,192.62 and 49,711.44 is: 68,601.46
Step by Step Solution
- Step 1: Write the proportion equation
89,995.08 : 124,192.62 = 49,711.44 : x - Step 2: Convert to fraction form
89,995.08/124,192.62 = 49,711.44/x - Step 3: Cross multiply
89,995.08x = 124,192.62 × 49,711.44 - Step 4: Simplify right side
89,995.08x = 6,173,793,977.57 - Step 5: Solve for x
x = 6,173,793,977.57/89,995.08 - Step 6: Final answer
x = 68,601.46
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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.