Finding the Fourth Proportional to 124,236.10, 171,461.64 and 92,495.44
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Solution
The fourth proportional to 124,236.10, 171,461.64 and 92,495.44 is: 127,655.49
Step by Step Solution
- Step 1: Write the proportion equation
124,236.10 : 171,461.64 = 92,495.44 : x - Step 2: Convert to fraction form
124,236.10/171,461.64 = 92,495.44/x - Step 3: Cross multiply
124,236.10x = 171,461.64 × 92,495.44 - Step 4: Simplify right side
124,236.10x = 15,859,419,834.92 - Step 5: Solve for x
x = 15,859,419,834.92/124,236.10 - Step 6: Final answer
x = 127,655.49
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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.