Finding the Fourth Proportional to 179,591.97, 247,838.85 and 97,919.55
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Solution
The fourth proportional to 179,591.97, 247,838.85 and 97,919.55 is: 135,130.03
Step by Step Solution
- Step 1: Write the proportion equation
179,591.97 : 247,838.85 = 97,919.55 : x - Step 2: Convert to fraction form
179,591.97/247,838.85 = 97,919.55/x - Step 3: Cross multiply
179,591.97x = 247,838.85 × 97,919.55 - Step 4: Simplify right side
179,591.97x = 24,268,267,756.65 - Step 5: Solve for x
x = 24,268,267,756.65/179,591.97 - Step 6: Final answer
x = 135,130.03
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1.5x scale
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.