Finding the Fourth Proportional to 203,886.14, 281,362.86 and 114,462.14
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Solution
The fourth proportional to 203,886.14, 281,362.86 and 114,462.14 is: 157,957.75
Step by Step Solution
- Step 1: Write the proportion equation
203,886.14 : 281,362.86 = 114,462.14 : x - Step 2: Convert to fraction form
203,886.14/281,362.86 = 114,462.14/x - Step 3: Cross multiply
203,886.14x = 281,362.86 × 114,462.14 - Step 4: Simplify right side
203,886.14x = 32,205,395,072.12 - Step 5: Solve for x
x = 32,205,395,072.12/203,886.14 - Step 6: Final answer
x = 157,957.75
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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.