Finding the Fourth Proportional to 190,697.11, 263,260.01 and 134,359.99
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Solution
The fourth proportional to 190,697.11, 263,260.01 and 134,359.99 is: 185,485.83
Step by Step Solution
- Step 1: Write the proportion equation
190,697.11 : 263,260.01 = 134,359.99 : x - Step 2: Convert to fraction form
190,697.11/263,260.01 = 134,359.99/x - Step 3: Cross multiply
190,697.11x = 263,260.01 × 134,359.99 - Step 4: Simplify right side
190,697.11x = 35,371,612,311.00 - Step 5: Solve for x
x = 35,371,612,311.00/190,697.11 - Step 6: Final answer
x = 185,485.83
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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.