Finding the Fourth Proportional to 83,340.46, 125,023.68 and 27,923.50
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Solution
The fourth proportional to 83,340.46, 125,023.68 and 27,923.50 is: 41,889.60
Step by Step Solution
- Step 1: Write the proportion equation
83,340.46 : 125,023.68 = 27,923.50 : x - Step 2: Convert to fraction form
83,340.46/125,023.68 = 27,923.50/x - Step 3: Cross multiply
83,340.46x = 125,023.68 × 27,923.50 - Step 4: Simplify right side
83,340.46x = 3,491,098,728.48 - Step 5: Solve for x
x = 3,491,098,728.48/83,340.46 - Step 6: Final answer
x = 41,889.60
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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.