Finding the Fourth Proportional to 117,796.25, 176,751.08 and 58,637.09
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Solution
The fourth proportional to 117,796.25, 176,751.08 and 58,637.09 is: 87,983.86
Step by Step Solution
- Step 1: Write the proportion equation
117,796.25 : 176,751.08 = 58,637.09 : x - Step 2: Convert to fraction form
117,796.25/176,751.08 = 58,637.09/x - Step 3: Cross multiply
117,796.25x = 176,751.08 × 58,637.09 - Step 4: Simplify right side
117,796.25x = 10,364,168,985.56 - Step 5: Solve for x
x = 10,364,168,985.56/117,796.25 - Step 6: Final answer
x = 87,983.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.