Finding the Fourth Proportional to 106,813.95, 160,207.02 and 27,934.26
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Solution
The fourth proportional to 106,813.95, 160,207.02 and 27,934.26 is: 41,897.75
Step by Step Solution
- Step 1: Write the proportion equation
106,813.95 : 160,207.02 = 27,934.26 : x - Step 2: Convert to fraction form
106,813.95/160,207.02 = 27,934.26/x - Step 3: Cross multiply
106,813.95x = 160,207.02 × 27,934.26 - Step 4: Simplify right side
106,813.95x = 4,475,264,550.51 - Step 5: Solve for x
x = 4,475,264,550.51/106,813.95 - Step 6: Final answer
x = 41,897.75
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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.