Finding the Fourth Proportional to 192,228.78, 288,370.84 and 59,120.26
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Solution
The fourth proportional to 192,228.78, 288,370.84 and 59,120.26 is: 88,688.90
Step by Step Solution
- Step 1: Write the proportion equation
192,228.78 : 288,370.84 = 59,120.26 : x - Step 2: Convert to fraction form
192,228.78/288,370.84 = 59,120.26/x - Step 3: Cross multiply
192,228.78x = 288,370.84 × 59,120.26 - Step 4: Simplify right side
192,228.78x = 17,048,559,037.22 - Step 5: Solve for x
x = 17,048,559,037.22/192,228.78 - Step 6: Final answer
x = 88,688.90
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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.