Finding the Fourth Proportional to 196,483.44, 271,147.14 and 107,059.44
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Solution
The fourth proportional to 196,483.44, 271,147.14 and 107,059.44 is: 147,742.02
Step by Step Solution
- Step 1: Write the proportion equation
196,483.44 : 271,147.14 = 107,059.44 : x - Step 2: Convert to fraction form
196,483.44/271,147.14 = 107,059.44/x - Step 3: Cross multiply
196,483.44x = 271,147.14 × 107,059.44 - Step 4: Simplify right side
196,483.44x = 29,028,860,966.00 - Step 5: Solve for x
x = 29,028,860,966.00/196,483.44 - Step 6: Final answer
x = 147,742.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.