Finding the Fourth Proportional to 97,119.20, 145,635.60 and 44,544.80
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Solution
The fourth proportional to 97,119.20, 145,635.60 and 44,544.80 is: 66,797.39
Step by Step Solution
- Step 1: Write the proportion equation
97,119.20 : 145,635.60 = 44,544.80 : x - Step 2: Convert to fraction form
97,119.20/145,635.60 = 44,544.80/x - Step 3: Cross multiply
97,119.20x = 145,635.60 × 44,544.80 - Step 4: Simplify right side
97,119.20x = 6,487,308,674.88 - Step 5: Solve for x
x = 6,487,308,674.88/97,119.20 - Step 6: Final answer
x = 66,797.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.