Finding the Fourth Proportional to 69,237.14, 103,814.11 and 27,066.99
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Solution
The fourth proportional to 69,237.14, 103,814.11 and 27,066.99 is: 40,584.23
Step by Step Solution
- Step 1: Write the proportion equation
69,237.14 : 103,814.11 = 27,066.99 : x - Step 2: Convert to fraction form
69,237.14/103,814.11 = 27,066.99/x - Step 3: Cross multiply
69,237.14x = 103,814.11 × 27,066.99 - Step 4: Simplify right side
69,237.14x = 2,809,935,824.24 - Step 5: Solve for x
x = 2,809,935,824.24/69,237.14 - Step 6: Final answer
x = 40,584.23
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1.5x scale
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.