Finding the Fourth Proportional to 170,399.40, 235,152.08 and 97,796.49
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Solution
The fourth proportional to 170,399.40, 235,152.08 and 97,796.49 is: 134,959.67
Step by Step Solution
- Step 1: Write the proportion equation
170,399.40 : 235,152.08 = 97,796.49 : x - Step 2: Convert to fraction form
170,399.40/235,152.08 = 97,796.49/x - Step 3: Cross multiply
170,399.40x = 235,152.08 × 97,796.49 - Step 4: Simplify right side
170,399.40x = 22,997,047,551.22 - Step 5: Solve for x
x = 22,997,047,551.22/170,399.40 - Step 6: Final answer
x = 134,959.67
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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.