Finding the Fourth Proportional to 94,401.67, 130,277.78 and 51,961.99
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Solution
The fourth proportional to 94,401.67, 130,277.78 and 51,961.99 is: 71,709.46
Step by Step Solution
- Step 1: Write the proportion equation
94,401.67 : 130,277.78 = 51,961.99 : x - Step 2: Convert to fraction form
94,401.67/130,277.78 = 51,961.99/x - Step 3: Cross multiply
94,401.67x = 130,277.78 × 51,961.99 - Step 4: Simplify right side
94,401.67x = 6,769,492,441.77 - Step 5: Solve for x
x = 6,769,492,441.77/94,401.67 - Step 6: Final answer
x = 71,709.46
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1.5x scale
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.