Finding the Fourth Proportional to 165,076.20, 247,755.68 and 163,833.66
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Solution
The fourth proportional to 165,076.20, 247,755.68 and 163,833.66 is: 245,890.81
Step by Step Solution
- Step 1: Write the proportion equation
165,076.20 : 247,755.68 = 163,833.66 : x - Step 2: Convert to fraction form
165,076.20/247,755.68 = 163,833.66/x - Step 3: Cross multiply
165,076.20x = 247,755.68 × 163,833.66 - Step 4: Simplify right side
165,076.20x = 40,590,719,840.19 - Step 5: Solve for x
x = 40,590,719,840.19/165,076.20 - Step 6: Final answer
x = 245,890.81
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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.