Finding the Fourth Proportional to 92,944.46, 128,264.13 and 50,502.99
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Solution
The fourth proportional to 92,944.46, 128,264.13 and 50,502.99 is: 69,694.55
Step by Step Solution
- Step 1: Write the proportion equation
92,944.46 : 128,264.13 = 50,502.99 : x - Step 2: Convert to fraction form
92,944.46/128,264.13 = 50,502.99/x - Step 3: Cross multiply
92,944.46x = 128,264.13 × 50,502.99 - Step 4: Simplify right side
92,944.46x = 6,477,722,074.75 - Step 5: Solve for x
x = 6,477,722,074.75/92,944.46 - Step 6: Final answer
x = 69,694.55
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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.