Finding the Fourth Proportional to 173,276.01, 259,881.21 and 84,440.07
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Solution
The fourth proportional to 173,276.01, 259,881.21 and 84,440.07 is: 126,644.12
Step by Step Solution
- Step 1: Write the proportion equation
173,276.01 : 259,881.21 = 84,440.07 : x - Step 2: Convert to fraction form
173,276.01/259,881.21 = 84,440.07/x - Step 3: Cross multiply
173,276.01x = 259,881.21 × 84,440.07 - Step 4: Simplify right side
173,276.01x = 21,944,387,564.08 - Step 5: Solve for x
x = 21,944,387,564.08/173,276.01 - Step 6: Final answer
x = 126,644.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.