Finding the Fourth Proportional to 171,442.88, 236,703.84 and 104,488.64
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Solution
The fourth proportional to 171,442.88, 236,703.84 and 104,488.64 is: 144,262.99
Step by Step Solution
- Step 1: Write the proportion equation
171,442.88 : 236,703.84 = 104,488.64 : x - Step 2: Convert to fraction form
171,442.88/236,703.84 = 104,488.64/x - Step 3: Cross multiply
171,442.88x = 236,703.84 × 104,488.64 - Step 4: Simplify right side
171,442.88x = 24,732,862,324.38 - Step 5: Solve for x
x = 24,732,862,324.38/171,442.88 - Step 6: Final answer
x = 144,262.99
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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.