Finding the Fourth Proportional to 173,609.42, 239,603.10 and 97,132.82
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Solution
The fourth proportional to 173,609.42, 239,603.10 and 97,132.82 is: 134,055.66
Step by Step Solution
- Step 1: Write the proportion equation
173,609.42 : 239,603.10 = 97,132.82 : x - Step 2: Convert to fraction form
173,609.42/239,603.10 = 97,132.82/x - Step 3: Cross multiply
173,609.42x = 239,603.10 × 97,132.82 - Step 4: Simplify right side
173,609.42x = 23,273,324,783.74 - Step 5: Solve for x
x = 23,273,324,783.74/173,609.42 - Step 6: Final answer
x = 134,055.66
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1.5x scale
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.