Finding the Fourth Proportional to 94,640.63, 130,571.75 and 53,800.63
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Solution
The fourth proportional to 94,640.63, 130,571.75 and 53,800.63 is: 74,226.50
Step by Step Solution
- Step 1: Write the proportion equation
94,640.63 : 130,571.75 = 53,800.63 : x - Step 2: Convert to fraction form
94,640.63/130,571.75 = 53,800.63/x - Step 3: Cross multiply
94,640.63x = 130,571.75 × 53,800.63 - Step 4: Simplify right side
94,640.63x = 7,024,842,218.27 - Step 5: Solve for x
x = 7,024,842,218.27/94,640.63 - Step 6: Final answer
x = 74,226.50
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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.