Finding the Fourth Proportional to 97,424.97, 146,143.12 and 27,309.75
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Solution
The fourth proportional to 97,424.97, 146,143.12 and 27,309.75 is: 40,966.21
Step by Step Solution
- Step 1: Write the proportion equation
97,424.97 : 146,143.12 = 27,309.75 : x - Step 2: Convert to fraction form
97,424.97/146,143.12 = 27,309.75/x - Step 3: Cross multiply
97,424.97x = 146,143.12 × 27,309.75 - Step 4: Simplify right side
97,424.97x = 3,991,131,340.70 - Step 5: Solve for x
x = 3,991,131,340.70/97,424.97 - Step 6: Final answer
x = 40,966.21
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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.