Finding the Fourth Proportional to 98,059.11, 147,088.67 and 27,938.63
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Solution
The fourth proportional to 98,059.11, 147,088.67 and 27,938.63 is: 41,907.94
Step by Step Solution
- Step 1: Write the proportion equation
98,059.11 : 147,088.67 = 27,938.63 : x - Step 2: Convert to fraction form
98,059.11/147,088.67 = 27,938.63/x - Step 3: Cross multiply
98,059.11x = 147,088.67 × 27,938.63 - Step 4: Simplify right side
98,059.11x = 4,109,455,053.19 - Step 5: Solve for x
x = 4,109,455,053.19/98,059.11 - Step 6: Final answer
x = 41,907.94
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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.