Finding the Fourth Proportional to 104,672.53, 144,444.99 and 59,354.65
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Solution
The fourth proportional to 104,672.53, 144,444.99 and 59,354.65 is: 81,907.66
Step by Step Solution
- Step 1: Write the proportion equation
104,672.53 : 144,444.99 = 59,354.65 : x - Step 2: Convert to fraction form
104,672.53/144,444.99 = 59,354.65/x - Step 3: Cross multiply
104,672.53x = 144,444.99 × 59,354.65 - Step 4: Simplify right side
104,672.53x = 8,573,481,825.70 - Step 5: Solve for x
x = 8,573,481,825.70/104,672.53 - Step 6: Final answer
x = 81,907.66
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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.