Finding the Fourth Proportional to 160,216.19, 240,532.04 and 107,247.05
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Solution
The fourth proportional to 160,216.19, 240,532.04 and 107,247.05 is: 161,009.64
Step by Step Solution
- Step 1: Write the proportion equation
160,216.19 : 240,532.04 = 107,247.05 : x - Step 2: Convert to fraction form
160,216.19/240,532.04 = 107,247.05/x - Step 3: Cross multiply
160,216.19x = 240,532.04 × 107,247.05 - Step 4: Simplify right side
160,216.19x = 25,796,350,785.94 - Step 5: Solve for x
x = 25,796,350,785.94/160,216.19 - Step 6: Final answer
x = 161,009.64
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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.