Finding the Fourth Proportional to 119,180.14, 164,467.99 and 65,464.99
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Solution
The fourth proportional to 119,180.14, 164,467.99 and 65,464.99 is: 90,341.35
Step by Step Solution
- Step 1: Write the proportion equation
119,180.14 : 164,467.99 = 65,464.99 : x - Step 2: Convert to fraction form
119,180.14/164,467.99 = 65,464.99/x - Step 3: Cross multiply
119,180.14x = 164,467.99 × 65,464.99 - Step 4: Simplify right side
119,180.14x = 10,766,895,320.67 - Step 5: Solve for x
x = 10,766,895,320.67/119,180.14 - Step 6: Final answer
x = 90,341.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.