Finding the Fourth Proportional to 73,634.68, 110,285.86 and 34,108.76
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Solution
The fourth proportional to 73,634.68, 110,285.86 and 34,108.76 is: 51,086.17
Step by Step Solution
- Step 1: Write the proportion equation
73,634.68 : 110,285.86 = 34,108.76 : x - Step 2: Convert to fraction form
73,634.68/110,285.86 = 34,108.76/x - Step 3: Cross multiply
73,634.68x = 110,285.86 × 34,108.76 - Step 4: Simplify right side
73,634.68x = 3,761,713,930.13 - Step 5: Solve for x
x = 3,761,713,930.13/73,634.68 - Step 6: Final answer
x = 51,086.17
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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.