Finding the Fourth Proportional to 202,762.52, 304,137.48 and 84,430.88
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Solution
The fourth proportional to 202,762.52, 304,137.48 and 84,430.88 is: 126,643.70
Step by Step Solution
- Step 1: Write the proportion equation
202,762.52 : 304,137.48 = 84,430.88 : x - Step 2: Convert to fraction form
202,762.52/304,137.48 = 84,430.88/x - Step 3: Cross multiply
202,762.52x = 304,137.48 × 84,430.88 - Step 4: Simplify right side
202,762.52x = 25,678,595,077.38 - Step 5: Solve for x
x = 25,678,595,077.38/202,762.52 - Step 6: Final answer
x = 126,643.70
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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.