Finding the Fourth Proportional to 84,492.75, 116,599.41 and 48,681.99
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Solution
The fourth proportional to 84,492.75, 116,599.41 and 48,681.99 is: 67,180.81
Step by Step Solution
- Step 1: Write the proportion equation
84,492.75 : 116,599.41 = 48,681.99 : x - Step 2: Convert to fraction form
84,492.75/116,599.41 = 48,681.99/x - Step 3: Cross multiply
84,492.75x = 116,599.41 × 48,681.99 - Step 4: Simplify right side
84,492.75x = 5,676,291,311.63 - Step 5: Solve for x
x = 5,676,291,311.63/84,492.75 - Step 6: Final answer
x = 67,180.81
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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.