Finding the Fourth Proportional to 89,020.06, 122,847.67 and 48,733.70
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Solution
The fourth proportional to 89,020.06, 122,847.67 and 48,733.70 is: 67,252.50
Step by Step Solution
- Step 1: Write the proportion equation
89,020.06 : 122,847.67 = 48,733.70 : x - Step 2: Convert to fraction form
89,020.06/122,847.67 = 48,733.70/x - Step 3: Cross multiply
89,020.06x = 122,847.67 × 48,733.70 - Step 4: Simplify right side
89,020.06x = 5,986,820,881.24 - Step 5: Solve for x
x = 5,986,820,881.24/89,020.06 - Step 6: Final answer
x = 67,252.50
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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.