Finding the Fourth Proportional to 114,656.43, 171,906.14 and 58,387.62
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Solution
The fourth proportional to 114,656.43, 171,906.14 and 58,387.62 is: 87,541.45
Step by Step Solution
- Step 1: Write the proportion equation
114,656.43 : 171,906.14 = 58,387.62 : x - Step 2: Convert to fraction form
114,656.43/171,906.14 = 58,387.62/x - Step 3: Cross multiply
114,656.43x = 171,906.14 × 58,387.62 - Step 4: Simplify right side
114,656.43x = 10,037,190,086.05 - Step 5: Solve for x
x = 10,037,190,086.05/114,656.43 - Step 6: Final answer
x = 87,541.45
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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.