Finding the Fourth Proportional to 86,574.63, 129,866.87 and 24,249.99
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Solution
The fourth proportional to 86,574.63, 129,866.87 and 24,249.99 is: 36,376.36
Step by Step Solution
- Step 1: Write the proportion equation
86,574.63 : 129,866.87 = 24,249.99 : x - Step 2: Convert to fraction form
86,574.63/129,866.87 = 24,249.99/x - Step 3: Cross multiply
86,574.63x = 129,866.87 × 24,249.99 - Step 4: Simplify right side
86,574.63x = 3,149,270,298.83 - Step 5: Solve for x
x = 3,149,270,298.83/86,574.63 - Step 6: Final answer
x = 36,376.36
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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.