Finding the Fourth Proportional to 167,680.40, 251,551.64 and 55,368.44
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Solution
The fourth proportional to 167,680.40, 251,551.64 and 55,368.44 is: 83,062.91
Step by Step Solution
- Step 1: Write the proportion equation
167,680.40 : 251,551.64 = 55,368.44 : x - Step 2: Convert to fraction form
167,680.40/251,551.64 = 55,368.44/x - Step 3: Cross multiply
167,680.40x = 251,551.64 × 55,368.44 - Step 4: Simplify right side
167,680.40x = 13,928,021,886.24 - Step 5: Solve for x
x = 13,928,021,886.24/167,680.40 - Step 6: Final answer
x = 83,062.91
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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.