Finding the Fourth Proportional to 202,291.08, 279,266.68 and 147,782.08
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Solution
The fourth proportional to 202,291.08, 279,266.68 and 147,782.08 is: 204,015.97
Step by Step Solution
- Step 1: Write the proportion equation
202,291.08 : 279,266.68 = 147,782.08 : x - Step 2: Convert to fraction form
202,291.08/279,266.68 = 147,782.08/x - Step 3: Cross multiply
202,291.08x = 279,266.68 × 147,782.08 - Step 4: Simplify right side
202,291.08x = 41,270,610,845.09 - Step 5: Solve for x
x = 41,270,610,845.09/202,291.08 - Step 6: Final answer
x = 204,015.97
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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.