Finding the Fourth Proportional to 173,803.75, 239,849.18 and 94,315.75
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Solution
The fourth proportional to 173,803.75, 239,849.18 and 94,315.75 is: 130,155.74
Step by Step Solution
- Step 1: Write the proportion equation
173,803.75 : 239,849.18 = 94,315.75 : x - Step 2: Convert to fraction form
173,803.75/239,849.18 = 94,315.75/x - Step 3: Cross multiply
173,803.75x = 239,849.18 × 94,315.75 - Step 4: Simplify right side
173,803.75x = 22,621,555,298.59 - Step 5: Solve for x
x = 22,621,555,298.59/173,803.75 - Step 6: Final answer
x = 130,155.74
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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.