Finding the Fourth Proportional to 202,723.74, 279,750.51 and 112,073.94
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Solution
The fourth proportional to 202,723.74, 279,750.51 and 112,073.94 is: 154,657.48
Step by Step Solution
- Step 1: Write the proportion equation
202,723.74 : 279,750.51 = 112,073.94 : x - Step 2: Convert to fraction form
202,723.74/279,750.51 = 112,073.94/x - Step 3: Cross multiply
202,723.74x = 279,750.51 × 112,073.94 - Step 4: Simplify right side
202,723.74x = 31,352,741,872.71 - Step 5: Solve for x
x = 31,352,741,872.71/202,723.74 - Step 6: Final answer
x = 154,657.48
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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.