Finding the Fourth Proportional to 160,688.03, 240,934.84 and 71,924.99
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Solution
The fourth proportional to 160,688.03, 240,934.84 and 71,924.99 is: 107,843.97
Step by Step Solution
- Step 1: Write the proportion equation
160,688.03 : 240,934.84 = 71,924.99 : x - Step 2: Convert to fraction form
160,688.03/240,934.84 = 71,924.99/x - Step 3: Cross multiply
160,688.03x = 240,934.84 × 71,924.99 - Step 4: Simplify right side
160,688.03x = 17,329,234,573.16 - Step 5: Solve for x
x = 17,329,234,573.16/160,688.03 - Step 6: Final answer
x = 107,843.97
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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.