Finding the Fourth Proportional to 173,820.24, 239,885.28 and 98,380.08
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Solution
The fourth proportional to 173,820.24, 239,885.28 and 98,380.08 is: 135,772.07
Step by Step Solution
- Step 1: Write the proportion equation
173,820.24 : 239,885.28 = 98,380.08 : x - Step 2: Convert to fraction form
173,820.24/239,885.28 = 98,380.08/x - Step 3: Cross multiply
173,820.24x = 239,885.28 × 98,380.08 - Step 4: Simplify right side
173,820.24x = 23,599,933,037.22 - Step 5: Solve for x
x = 23,599,933,037.22/173,820.24 - Step 6: Final answer
x = 135,772.07
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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.