Finding the Fourth Proportional to 179,197.40, 247,246.62 and 103,701.08
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Solution
The fourth proportional to 179,197.40, 247,246.62 and 103,701.08 is: 143,080.99
Step by Step Solution
- Step 1: Write the proportion equation
179,197.40 : 247,246.62 = 103,701.08 : x - Step 2: Convert to fraction form
179,197.40/247,246.62 = 103,701.08/x - Step 3: Cross multiply
179,197.40x = 247,246.62 × 103,701.08 - Step 4: Simplify right side
179,197.40x = 25,639,741,520.35 - Step 5: Solve for x
x = 25,639,741,520.35/179,197.40 - Step 6: Final answer
x = 143,080.99
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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.