Finding the Fourth Proportional to 119,350.97, 164,620.05 and 101,321.89
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Solution
The fourth proportional to 119,350.97, 164,620.05 and 101,321.89 is: 139,752.65
Step by Step Solution
- Step 1: Write the proportion equation
119,350.97 : 164,620.05 = 101,321.89 : x - Step 2: Convert to fraction form
119,350.97/164,620.05 = 101,321.89/x - Step 3: Cross multiply
119,350.97x = 164,620.05 × 101,321.89 - Step 4: Simplify right side
119,350.97x = 16,679,613,806.39 - Step 5: Solve for x
x = 16,679,613,806.39/119,350.97 - Step 6: Final answer
x = 139,752.65
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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.