Finding the Fourth Proportional to 168,536.80, 232,674.20 and 114,900.63
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Solution
The fourth proportional to 168,536.80, 232,674.20 and 114,900.63 is: 158,626.56
Step by Step Solution
- Step 1: Write the proportion equation
168,536.80 : 232,674.20 = 114,900.63 : x - Step 2: Convert to fraction form
168,536.80/232,674.20 = 114,900.63/x - Step 3: Cross multiply
168,536.80x = 232,674.20 × 114,900.63 - Step 4: Simplify right side
168,536.80x = 26,734,412,164.75 - Step 5: Solve for x
x = 26,734,412,164.75/168,536.80 - Step 6: Final answer
x = 158,626.56
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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.