Finding the Fourth Proportional to 180,943.88, 271,418.13 and 47,822.99
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Solution
The fourth proportional to 180,943.88, 271,418.13 and 47,822.99 is: 71,735.10
Step by Step Solution
- Step 1: Write the proportion equation
180,943.88 : 271,418.13 = 47,822.99 : x - Step 2: Convert to fraction form
180,943.88/271,418.13 = 47,822.99/x - Step 3: Cross multiply
180,943.88x = 271,418.13 × 47,822.99 - Step 4: Simplify right side
180,943.88x = 12,980,026,516.81 - Step 5: Solve for x
x = 12,980,026,516.81/180,943.88 - Step 6: Final answer
x = 71,735.10
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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.