Finding the Fourth Proportional to 107,132.04, 160,699.43 and 73,843.17
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Solution
The fourth proportional to 107,132.04, 160,699.43 and 73,843.17 is: 110,765.70
Step by Step Solution
- Step 1: Write the proportion equation
107,132.04 : 160,699.43 = 73,843.17 : x - Step 2: Convert to fraction form
107,132.04/160,699.43 = 73,843.17/x - Step 3: Cross multiply
107,132.04x = 160,699.43 × 73,843.17 - Step 4: Simplify right side
107,132.04x = 11,866,554,959.18 - Step 5: Solve for x
x = 11,866,554,959.18/107,132.04 - Step 6: Final answer
x = 110,765.70
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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.