Finding the Fourth Proportional to 150,119.20, 225,106.08 and 61,337.44
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Solution
The fourth proportional to 150,119.20, 225,106.08 and 61,337.44 is: 91,976.45
Step by Step Solution
- Step 1: Write the proportion equation
150,119.20 : 225,106.08 = 61,337.44 : x - Step 2: Convert to fraction form
150,119.20/225,106.08 = 61,337.44/x - Step 3: Cross multiply
150,119.20x = 225,106.08 × 61,337.44 - Step 4: Simplify right side
150,119.20x = 13,807,430,675.64 - Step 5: Solve for x
x = 13,807,430,675.64/150,119.20 - Step 6: Final answer
x = 91,976.45
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1.5x scale
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.