Finding the Fourth Proportional to 197,904.06, 273,110.92 and 107,262.94
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Solution
The fourth proportional to 197,904.06, 273,110.92 and 107,262.94 is: 148,024.66
Step by Step Solution
- Step 1: Write the proportion equation
197,904.06 : 273,110.92 = 107,262.94 : x - Step 2: Convert to fraction form
197,904.06/273,110.92 = 107,262.94/x - Step 3: Cross multiply
197,904.06x = 273,110.92 × 107,262.94 - Step 4: Simplify right side
197,904.06x = 29,294,680,225.30 - Step 5: Solve for x
x = 29,294,680,225.30/197,904.06 - Step 6: Final answer
x = 148,024.66
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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.