Finding the Fourth Proportional to 267,712.01, 369,391.39 and 153,026.99
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Solution
The fourth proportional to 267,712.01, 369,391.39 and 153,026.99 is: 211,147.99
Step by Step Solution
- Step 1: Write the proportion equation
267,712.01 : 369,391.39 = 153,026.99 : x - Step 2: Convert to fraction form
267,712.01/369,391.39 = 153,026.99/x - Step 3: Cross multiply
267,712.01x = 369,391.39 × 153,026.99 - Step 4: Simplify right side
267,712.01x = 56,526,852,560.09 - Step 5: Solve for x
x = 56,526,852,560.09/267,712.01 - Step 6: Final answer
x = 211,147.99
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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.