Finding the Fourth Proportional to 202,523.23, 279,482.02 and 113,099.23
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Solution
The fourth proportional to 202,523.23, 279,482.02 and 113,099.23 is: 156,076.92
Step by Step Solution
- Step 1: Write the proportion equation
202,523.23 : 279,482.02 = 113,099.23 : x - Step 2: Convert to fraction form
202,523.23/279,482.02 = 113,099.23/x - Step 3: Cross multiply
202,523.23x = 279,482.02 × 113,099.23 - Step 4: Simplify right side
202,523.23x = 31,609,201,260.84 - Step 5: Solve for x
x = 31,609,201,260.84/202,523.23 - Step 6: Final answer
x = 156,076.92
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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.