Finding the Fourth Proportional to 83,370.06, 125,068.17 and 27,197.21
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Solution
The fourth proportional to 83,370.06, 125,068.17 and 27,197.21 is: 40,800.07
Step by Step Solution
- Step 1: Write the proportion equation
83,370.06 : 125,068.17 = 27,197.21 : x - Step 2: Convert to fraction form
83,370.06/125,068.17 = 27,197.21/x - Step 3: Cross multiply
83,370.06x = 125,068.17 × 27,197.21 - Step 4: Simplify right side
83,370.06x = 3,401,504,658.46 - Step 5: Solve for x
x = 3,401,504,658.46/83,370.06 - Step 6: Final answer
x = 40,800.07
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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.