Finding the Fourth Proportional to 83,459.74, 125,194.68 and 27,305.77
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Solution
The fourth proportional to 83,459.74, 125,194.68 and 27,305.77 is: 40,960.31
Step by Step Solution
- Step 1: Write the proportion equation
83,459.74 : 125,194.68 = 27,305.77 : x - Step 2: Convert to fraction form
83,459.74/125,194.68 = 27,305.77/x - Step 3: Cross multiply
83,459.74x = 125,194.68 × 27,305.77 - Step 4: Simplify right side
83,459.74x = 3,418,537,137.30 - Step 5: Solve for x
x = 3,418,537,137.30/83,459.74 - Step 6: Final answer
x = 40,960.31
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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.