Finding the Fourth Proportional to 122,311.60, 183,175.80 and 122,311.60
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Solution
The fourth proportional to 122,311.60, 183,175.80 and 122,311.60 is: 183,175.80
Step by Step Solution
- Step 1: Write the proportion equation
122,311.60 : 183,175.80 = 122,311.60 : x - Step 2: Convert to fraction form
122,311.60/183,175.80 = 122,311.60/x - Step 3: Cross multiply
122,311.60x = 183,175.80 × 122,311.60 - Step 4: Simplify right side
122,311.60x = 22,404,525,179.28 - Step 5: Solve for x
x = 22,404,525,179.28/122,311.60 - Step 6: Final answer
x = 183,175.80
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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.