Finding the Fourth Proportional to 168,800.99, 232,935.93 and 92,304.92
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Solution
The fourth proportional to 168,800.99, 232,935.93 and 92,304.92 is: 127,375.63
Step by Step Solution
- Step 1: Write the proportion equation
168,800.99 : 232,935.93 = 92,304.92 : x - Step 2: Convert to fraction form
168,800.99/232,935.93 = 92,304.92/x - Step 3: Cross multiply
168,800.99x = 232,935.93 × 92,304.92 - Step 4: Simplify right side
168,800.99x = 21,501,132,383.78 - Step 5: Solve for x
x = 21,501,132,383.78/168,800.99 - Step 6: Final answer
x = 127,375.63
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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.