Finding the Fourth Proportional to 101,342.63, 152,013.95 and 27,470.63
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Solution
The fourth proportional to 101,342.63, 152,013.95 and 27,470.63 is: 41,205.94
Step by Step Solution
- Step 1: Write the proportion equation
101,342.63 : 152,013.95 = 27,470.63 : x - Step 2: Convert to fraction form
101,342.63/152,013.95 = 27,470.63/x - Step 3: Cross multiply
101,342.63x = 152,013.95 × 27,470.63 - Step 4: Simplify right side
101,342.63x = 4,175,918,077.87 - Step 5: Solve for x
x = 4,175,918,077.87/101,342.63 - Step 6: Final answer
x = 41,205.94
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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.