Finding the Fourth Proportional to 126,450.24, 174,496.14 and 69,091.53
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Solution
The fourth proportional to 126,450.24, 174,496.14 and 69,091.53 is: 95,343.47
Step by Step Solution
- Step 1: Write the proportion equation
126,450.24 : 174,496.14 = 69,091.53 : x - Step 2: Convert to fraction form
126,450.24/174,496.14 = 69,091.53/x - Step 3: Cross multiply
126,450.24x = 174,496.14 × 69,091.53 - Step 4: Simplify right side
126,450.24x = 12,056,204,594.16 - Step 5: Solve for x
x = 12,056,204,594.16/126,450.24 - Step 6: Final answer
x = 95,343.47
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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.