Finding the Fourth Proportional to 173,867.94, 239,943.66 and 97,390.32
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Solution
The fourth proportional to 173,867.94, 239,943.66 and 97,390.32 is: 134,401.95
Step by Step Solution
- Step 1: Write the proportion equation
173,867.94 : 239,943.66 = 97,390.32 : x - Step 2: Convert to fraction form
173,867.94/239,943.66 = 97,390.32/x - Step 3: Cross multiply
173,867.94x = 239,943.66 × 97,390.32 - Step 4: Simplify right side
173,867.94x = 23,368,189,829.37 - Step 5: Solve for x
x = 23,368,189,829.37/173,867.94 - Step 6: Final answer
x = 134,401.95
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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.