Finding the Fourth Proportional to 107,117.22, 160,694.06 and 36,980.13
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Solution
The fourth proportional to 107,117.22, 160,694.06 and 36,980.13 is: 55,476.49
Step by Step Solution
- Step 1: Write the proportion equation
107,117.22 : 160,694.06 = 36,980.13 : x - Step 2: Convert to fraction form
107,117.22/160,694.06 = 36,980.13/x - Step 3: Cross multiply
107,117.22x = 160,694.06 × 36,980.13 - Step 4: Simplify right side
107,117.22x = 5,942,487,044.13 - Step 5: Solve for x
x = 5,942,487,044.13/107,117.22 - Step 6: Final answer
x = 55,476.49
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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.