Finding the Fourth Proportional to 71,113.09, 106,685.43 and 24,364.75
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Solution
The fourth proportional to 71,113.09, 106,685.43 and 24,364.75 is: 36,552.54
Step by Step Solution
- Step 1: Write the proportion equation
71,113.09 : 106,685.43 = 24,364.75 : x - Step 2: Convert to fraction form
71,113.09/106,685.43 = 24,364.75/x - Step 3: Cross multiply
71,113.09x = 106,685.43 × 24,364.75 - Step 4: Simplify right side
71,113.09x = 2,599,363,830.59 - Step 5: Solve for x
x = 2,599,363,830.59/71,113.09 - Step 6: Final answer
x = 36,552.54
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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.