Finding the Fourth Proportional to 69,372.68, 104,016.87 and 27,202.23
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Solution
The fourth proportional to 69,372.68, 104,016.87 and 27,202.23 is: 40,786.82
Step by Step Solution
- Step 1: Write the proportion equation
69,372.68 : 104,016.87 = 27,202.23 : x - Step 2: Convert to fraction form
69,372.68/104,016.87 = 27,202.23/x - Step 3: Cross multiply
69,372.68x = 104,016.87 × 27,202.23 - Step 4: Simplify right side
69,372.68x = 2,829,490,821.62 - Step 5: Solve for x
x = 2,829,490,821.62/69,372.68 - Step 6: Final answer
x = 40,786.82
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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.