Finding the Fourth Proportional to 79,173.36, 118,770.98 and 26,597.88
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Solution
The fourth proportional to 79,173.36, 118,770.98 and 26,597.88 is: 39,900.49
Step by Step Solution
- Step 1: Write the proportion equation
79,173.36 : 118,770.98 = 26,597.88 : x - Step 2: Convert to fraction form
79,173.36/118,770.98 = 26,597.88/x - Step 3: Cross multiply
79,173.36x = 118,770.98 × 26,597.88 - Step 4: Simplify right side
79,173.36x = 3,159,056,140.53 - Step 5: Solve for x
x = 3,159,056,140.53/79,173.36 - Step 6: Final answer
x = 39,900.49
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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.