Finding the Fourth Proportional to 192,959.58, 266,296.50 and 108,081.84
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Solution
The fourth proportional to 192,959.58, 266,296.50 and 108,081.84 is: 149,159.82
Step by Step Solution
- Step 1: Write the proportion equation
192,959.58 : 266,296.50 = 108,081.84 : x - Step 2: Convert to fraction form
192,959.58/266,296.50 = 108,081.84/x - Step 3: Cross multiply
192,959.58x = 266,296.50 × 108,081.84 - Step 4: Simplify right side
192,959.58x = 28,781,815,705.56 - Step 5: Solve for x
x = 28,781,815,705.56/192,959.58 - Step 6: Final answer
x = 149,159.82
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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.