Finding the Fourth Proportional to 192,027.58, 264,924.15 and 120,282.70
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Solution
The fourth proportional to 192,027.58, 264,924.15 and 120,282.70 is: 165,943.83
Step by Step Solution
- Step 1: Write the proportion equation
192,027.58 : 264,924.15 = 120,282.70 : x - Step 2: Convert to fraction form
192,027.58/264,924.15 = 120,282.70/x - Step 3: Cross multiply
192,027.58x = 264,924.15 × 120,282.70 - Step 4: Simplify right side
192,027.58x = 31,865,792,057.21 - Step 5: Solve for x
x = 31,865,792,057.21/192,027.58 - Step 6: Final answer
x = 165,943.83
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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.