Finding the Fourth Proportional to 98,329.20, 147,482.44 and 27,257.12
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Solution
The fourth proportional to 98,329.20, 147,482.44 and 27,257.12 is: 40,882.53
Step by Step Solution
- Step 1: Write the proportion equation
98,329.20 : 147,482.44 = 27,257.12 : x - Step 2: Convert to fraction form
98,329.20/147,482.44 = 27,257.12/x - Step 3: Cross multiply
98,329.20x = 147,482.44 × 27,257.12 - Step 4: Simplify right side
98,329.20x = 4,019,946,564.97 - Step 5: Solve for x
x = 4,019,946,564.97/98,329.20 - Step 6: Final answer
x = 40,882.53
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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.