Finding the Fourth Proportional to 119,414.00, 164,698.04 and 74,066.56
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Solution
The fourth proportional to 119,414.00, 164,698.04 and 74,066.56 is: 102,153.99
Step by Step Solution
- Step 1: Write the proportion equation
119,414.00 : 164,698.04 = 74,066.56 : x - Step 2: Convert to fraction form
119,414.00/164,698.04 = 74,066.56/x - Step 3: Cross multiply
119,414.00x = 164,698.04 × 74,066.56 - Step 4: Simplify right side
119,414.00x = 12,198,617,034.96 - Step 5: Solve for x
x = 12,198,617,034.96/119,414.00 - Step 6: Final answer
x = 102,153.99
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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.