Finding the Fourth Proportional to 83,750.70, 125,586.45 and 48,701.10
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Solution
The fourth proportional to 83,750.70, 125,586.45 and 48,701.10 is: 73,028.62
Step by Step Solution
- Step 1: Write the proportion equation
83,750.70 : 125,586.45 = 48,701.10 : x - Step 2: Convert to fraction form
83,750.70/125,586.45 = 48,701.10/x - Step 3: Cross multiply
83,750.70x = 125,586.45 × 48,701.10 - Step 4: Simplify right side
83,750.70x = 6,116,198,260.10 - Step 5: Solve for x
x = 6,116,198,260.10/83,750.70 - Step 6: Final answer
x = 73,028.62
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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.