Finding the Fourth Proportional to 83,696.20, 125,532.15 and 24,525.70
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Solution
The fourth proportional to 83,696.20, 125,532.15 and 24,525.70 is: 36,784.99
Step by Step Solution
- Step 1: Write the proportion equation
83,696.20 : 125,532.15 = 24,525.70 : x - Step 2: Convert to fraction form
83,696.20/125,532.15 = 24,525.70/x - Step 3: Cross multiply
83,696.20x = 125,532.15 × 24,525.70 - Step 4: Simplify right side
83,696.20x = 3,078,763,851.26 - Step 5: Solve for x
x = 3,078,763,851.26/83,696.20 - Step 6: Final answer
x = 36,784.99
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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.