Finding the Fourth Proportional to 167,028.75, 250,557.71 and 42,369.75
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Solution
The fourth proportional to 167,028.75, 250,557.71 and 42,369.75 is: 63,558.32
Step by Step Solution
- Step 1: Write the proportion equation
167,028.75 : 250,557.71 = 42,369.75 : x - Step 2: Convert to fraction form
167,028.75/250,557.71 = 42,369.75/x - Step 3: Cross multiply
167,028.75x = 250,557.71 × 42,369.75 - Step 4: Simplify right side
167,028.75x = 10,616,067,321.42 - Step 5: Solve for x
x = 10,616,067,321.42/167,028.75 - Step 6: Final answer
x = 63,558.32
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1.5x scale
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.