Finding the Fourth Proportional to 168,752.70, 232,878.94 and 92,272.14
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Solution
The fourth proportional to 168,752.70, 232,878.94 and 92,272.14 is: 127,335.67
Step by Step Solution
- Step 1: Write the proportion equation
168,752.70 : 232,878.94 = 92,272.14 : x - Step 2: Convert to fraction form
168,752.70/232,878.94 = 92,272.14/x - Step 3: Cross multiply
168,752.70x = 232,878.94 × 92,272.14 - Step 4: Simplify right side
168,752.70x = 21,488,237,924.05 - Step 5: Solve for x
x = 21,488,237,924.05/168,752.70 - Step 6: Final answer
x = 127,335.67
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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.