Finding the Fourth Proportional to 174,454.61, 261,515.66 and 56,042.80
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Solution
The fourth proportional to 174,454.61, 261,515.66 and 56,042.80 is: 84,010.79
Step by Step Solution
- Step 1: Write the proportion equation
174,454.61 : 261,515.66 = 56,042.80 : x - Step 2: Convert to fraction form
174,454.61/261,515.66 = 56,042.80/x - Step 3: Cross multiply
174,454.61x = 261,515.66 × 56,042.80 - Step 4: Simplify right side
174,454.61x = 14,656,068,896.24 - Step 5: Solve for x
x = 14,656,068,896.24/174,454.61 - Step 6: Final answer
x = 84,010.79
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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.