Finding the Fourth Proportional to 204,656.76, 282,351.42 and 124,026.12
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Solution
The fourth proportional to 204,656.76, 282,351.42 and 124,026.12 is: 171,110.65
Step by Step Solution
- Step 1: Write the proportion equation
204,656.76 : 282,351.42 = 124,026.12 : x - Step 2: Convert to fraction form
204,656.76/282,351.42 = 124,026.12/x - Step 3: Cross multiply
204,656.76x = 282,351.42 × 124,026.12 - Step 4: Simplify right side
204,656.76x = 35,018,951,099.09 - Step 5: Solve for x
x = 35,018,951,099.09/204,656.76 - Step 6: Final answer
x = 171,110.65
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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.