Finding the Fourth Proportional to 106,204.41, 146,565.99 and 58,459.77
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Solution
The fourth proportional to 106,204.41, 146,565.99 and 58,459.77 is: 80,676.63
Step by Step Solution
- Step 1: Write the proportion equation
106,204.41 : 146,565.99 = 58,459.77 : x - Step 2: Convert to fraction form
106,204.41/146,565.99 = 58,459.77/x - Step 3: Cross multiply
106,204.41x = 146,565.99 × 58,459.77 - Step 4: Simplify right side
106,204.41x = 8,568,214,065.22 - Step 5: Solve for x
x = 8,568,214,065.22/106,204.41 - Step 6: Final answer
x = 80,676.63
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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.