Finding the Fourth Proportional to 173,888.40, 260,832.60 and 134,473.80
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Solution
The fourth proportional to 173,888.40, 260,832.60 and 134,473.80 is: 201,710.70
Step by Step Solution
- Step 1: Write the proportion equation
173,888.40 : 260,832.60 = 134,473.80 : x - Step 2: Convert to fraction form
173,888.40/260,832.60 = 134,473.80/x - Step 3: Cross multiply
173,888.40x = 260,832.60 × 134,473.80 - Step 4: Simplify right side
173,888.40x = 35,075,150,885.88 - Step 5: Solve for x
x = 35,075,150,885.88/173,888.40 - Step 6: Final answer
x = 201,710.70
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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.