Finding the Fourth Proportional to 182,776.30, 252,294.81 and 125,604.93
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Solution
The fourth proportional to 182,776.30, 252,294.81 and 125,604.93 is: 173,378.45
Step by Step Solution
- Step 1: Write the proportion equation
182,776.30 : 252,294.81 = 125,604.93 : x - Step 2: Convert to fraction form
182,776.30/252,294.81 = 125,604.93/x - Step 3: Cross multiply
182,776.30x = 252,294.81 × 125,604.93 - Step 4: Simplify right side
182,776.30x = 31,689,471,949.41 - Step 5: Solve for x
x = 31,689,471,949.41/182,776.30 - Step 6: Final answer
x = 173,378.45
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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.