Finding the Fourth Proportional to 174,285.44, 261,427.84 and 121,797.44
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Solution
The fourth proportional to 174,285.44, 261,427.84 and 121,797.44 is: 182,695.94
Step by Step Solution
- Step 1: Write the proportion equation
174,285.44 : 261,427.84 = 121,797.44 : x - Step 2: Convert to fraction form
174,285.44/261,427.84 = 121,797.44/x - Step 3: Cross multiply
174,285.44x = 261,427.84 × 121,797.44 - Step 4: Simplify right side
174,285.44x = 31,841,241,656.73 - Step 5: Solve for x
x = 31,841,241,656.73/174,285.44 - Step 6: Final answer
x = 182,695.94
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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.