Finding the Fourth Proportional to 195,527.19, 269,827.52 and 106,103.19
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Solution
The fourth proportional to 195,527.19, 269,827.52 and 106,103.19 is: 146,422.40
Step by Step Solution
- Step 1: Write the proportion equation
195,527.19 : 269,827.52 = 106,103.19 : x - Step 2: Convert to fraction form
195,527.19/269,827.52 = 106,103.19/x - Step 3: Cross multiply
195,527.19x = 269,827.52 × 106,103.19 - Step 4: Simplify right side
195,527.19x = 28,629,560,621.79 - Step 5: Solve for x
x = 28,629,560,621.79/195,527.19 - Step 6: Final answer
x = 146,422.40
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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.