Finding the Fourth Proportional to 197,850.06, 273,030.28 and 107,203.91
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Solution
The fourth proportional to 197,850.06, 273,030.28 and 107,203.91 is: 147,939.87
Step by Step Solution
- Step 1: Write the proportion equation
197,850.06 : 273,030.28 = 107,203.91 : x - Step 2: Convert to fraction form
197,850.06/273,030.28 = 107,203.91/x - Step 3: Cross multiply
197,850.06x = 273,030.28 × 107,203.91 - Step 4: Simplify right side
197,850.06x = 29,269,911,931.23 - Step 5: Solve for x
x = 29,269,911,931.23/197,850.06 - Step 6: Final answer
x = 147,939.87
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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.