Finding the Fourth Proportional to 271,857.14, 375,167.48 and 149,354.67
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Solution
The fourth proportional to 271,857.14, 375,167.48 and 149,354.67 is: 206,111.99
Step by Step Solution
- Step 1: Write the proportion equation
271,857.14 : 375,167.48 = 149,354.67 : x - Step 2: Convert to fraction form
271,857.14/375,167.48 = 149,354.67/x - Step 3: Cross multiply
271,857.14x = 375,167.48 × 149,354.67 - Step 4: Simplify right side
271,857.14x = 56,033,014,423.36 - Step 5: Solve for x
x = 56,033,014,423.36/271,857.14 - Step 6: Final answer
x = 206,111.99
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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.