Finding the Fourth Proportional to 76,460.99, 114,691.47 and 23,874.98
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Solution
The fourth proportional to 76,460.99, 114,691.47 and 23,874.98 is: 35,812.46
Step by Step Solution
- Step 1: Write the proportion equation
76,460.99 : 114,691.47 = 23,874.98 : x - Step 2: Convert to fraction form
76,460.99/114,691.47 = 23,874.98/x - Step 3: Cross multiply
76,460.99x = 114,691.47 × 23,874.98 - Step 4: Simplify right side
76,460.99x = 2,738,255,978.96 - Step 5: Solve for x
x = 2,738,255,978.96/76,460.99 - Step 6: Final answer
x = 35,812.46
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1.5x scale
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.