Finding the Fourth Proportional to 87,366.14, 131,048.48 and 25,036.70
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Solution
The fourth proportional to 87,366.14, 131,048.48 and 25,036.70 is: 37,554.84
Step by Step Solution
- Step 1: Write the proportion equation
87,366.14 : 131,048.48 = 25,036.70 : x - Step 2: Convert to fraction form
87,366.14/131,048.48 = 25,036.70/x - Step 3: Cross multiply
87,366.14x = 131,048.48 × 25,036.70 - Step 4: Simplify right side
87,366.14x = 3,281,021,479.22 - Step 5: Solve for x
x = 3,281,021,479.22/87,366.14 - Step 6: Final answer
x = 37,554.84
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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.