Finding the Fourth Proportional to 146,093.28, 218,973.81 and 61,800.84
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Solution
The fourth proportional to 146,093.28, 218,973.81 and 61,800.84 is: 92,630.99
Step by Step Solution
- Step 1: Write the proportion equation
146,093.28 : 218,973.81 = 61,800.84 : x - Step 2: Convert to fraction form
146,093.28/218,973.81 = 61,800.84/x - Step 3: Cross multiply
146,093.28x = 218,973.81 × 61,800.84 - Step 4: Simplify right side
146,093.28x = 13,532,765,396.00 - Step 5: Solve for x
x = 13,532,765,396.00/146,093.28 - Step 6: Final answer
x = 92,630.99
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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.