Finding the Fourth Proportional to 83,700.03, 125,568.45 and 27,537.87
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Solution
The fourth proportional to 83,700.03, 125,568.45 and 27,537.87 is: 41,312.86
Step by Step Solution
- Step 1: Write the proportion equation
83,700.03 : 125,568.45 = 27,537.87 : x - Step 2: Convert to fraction form
83,700.03/125,568.45 = 27,537.87/x - Step 3: Cross multiply
83,700.03x = 125,568.45 × 27,537.87 - Step 4: Simplify right side
83,700.03x = 3,457,887,652.20 - Step 5: Solve for x
x = 3,457,887,652.20/83,700.03 - Step 6: Final answer
x = 41,312.86
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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.