Finding the Fourth Proportional to 117,584.97, 162,270.28 and 63,873.06
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Solution
The fourth proportional to 117,584.97, 162,270.28 and 63,873.06 is: 88,146.46
Step by Step Solution
- Step 1: Write the proportion equation
117,584.97 : 162,270.28 = 63,873.06 : x - Step 2: Convert to fraction form
117,584.97/162,270.28 = 63,873.06/x - Step 3: Cross multiply
117,584.97x = 162,270.28 × 63,873.06 - Step 4: Simplify right side
117,584.97x = 10,364,699,330.66 - Step 5: Solve for x
x = 10,364,699,330.66/117,584.97 - Step 6: Final answer
x = 88,146.46
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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.