Finding the Fourth Proportional to 173,739.06, 239,734.40 and 97,254.18
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Solution
The fourth proportional to 173,739.06, 239,734.40 and 97,254.18 is: 134,196.49
Step by Step Solution
- Step 1: Write the proportion equation
173,739.06 : 239,734.40 = 97,254.18 : x - Step 2: Convert to fraction form
173,739.06/239,734.40 = 97,254.18/x - Step 3: Cross multiply
173,739.06x = 239,734.40 × 97,254.18 - Step 4: Simplify right side
173,739.06x = 23,315,172,003.52 - Step 5: Solve for x
x = 23,315,172,003.52/173,739.06 - Step 6: Final answer
x = 134,196.49
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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.