Finding the Fourth Proportional to 170,473.44, 235,201.14 and 98,839.08
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Solution
The fourth proportional to 170,473.44, 235,201.14 and 98,839.08 is: 136,367.66
Step by Step Solution
- Step 1: Write the proportion equation
170,473.44 : 235,201.14 = 98,839.08 : x - Step 2: Convert to fraction form
170,473.44/235,201.14 = 98,839.08/x - Step 3: Cross multiply
170,473.44x = 235,201.14 × 98,839.08 - Step 4: Simplify right side
170,473.44x = 23,247,064,292.55 - Step 5: Solve for x
x = 23,247,064,292.55/170,473.44 - Step 6: Final answer
x = 136,367.66
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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.