Finding the Fourth Proportional to 116,363.75, 160,581.98 and 63,371.75
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Solution
The fourth proportional to 116,363.75, 160,581.98 and 63,371.75 is: 87,453.02
Step by Step Solution
- Step 1: Write the proportion equation
116,363.75 : 160,581.98 = 63,371.75 : x - Step 2: Convert to fraction form
116,363.75/160,581.98 = 63,371.75/x - Step 3: Cross multiply
116,363.75x = 160,581.98 × 63,371.75 - Step 4: Simplify right side
116,363.75x = 10,176,360,774.21 - Step 5: Solve for x
x = 10,176,360,774.21/116,363.75 - Step 6: Final answer
x = 87,453.02
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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.