Finding the Fourth Proportional to 69,588.26, 104,205.74 and 58,313.96
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Solution
The fourth proportional to 69,588.26, 104,205.74 and 58,313.96 is: 87,322.91
Step by Step Solution
- Step 1: Write the proportion equation
69,588.26 : 104,205.74 = 58,313.96 : x - Step 2: Convert to fraction form
69,588.26/104,205.74 = 58,313.96/x - Step 3: Cross multiply
69,588.26x = 104,205.74 × 58,313.96 - Step 4: Simplify right side
69,588.26x = 6,076,649,354.13 - Step 5: Solve for x
x = 6,076,649,354.13/69,588.26 - Step 6: Final answer
x = 87,322.91
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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.