Finding the Fourth Proportional to 180,855.84, 271,264.49 and 74,250.97
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Solution
The fourth proportional to 180,855.84, 271,264.49 and 74,250.97 is: 111,368.54
Step by Step Solution
- Step 1: Write the proportion equation
180,855.84 : 271,264.49 = 74,250.97 : x - Step 2: Convert to fraction form
180,855.84/271,264.49 = 74,250.97/x - Step 3: Cross multiply
180,855.84x = 271,264.49 × 74,250.97 - Step 4: Simplify right side
180,855.84x = 20,141,651,509.06 - Step 5: Solve for x
x = 20,141,651,509.06/180,855.84 - Step 6: Final answer
x = 111,368.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.