Finding the Fourth Proportional to 84,697.44, 116,892.09 and 48,897.06
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Solution
The fourth proportional to 84,697.44, 116,892.09 and 48,897.06 is: 67,483.50
Step by Step Solution
- Step 1: Write the proportion equation
84,697.44 : 116,892.09 = 48,897.06 : x - Step 2: Convert to fraction form
84,697.44/116,892.09 = 48,897.06/x - Step 3: Cross multiply
84,697.44x = 116,892.09 × 48,897.06 - Step 4: Simplify right side
84,697.44x = 5,715,679,538.26 - Step 5: Solve for x
x = 5,715,679,538.26/84,697.44 - Step 6: Final answer
x = 67,483.50
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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.