Finding the Fourth Proportional to 88,980.53, 122,791.85 and 48,693.25
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Solution
The fourth proportional to 88,980.53, 122,791.85 and 48,693.25 is: 67,195.99
Step by Step Solution
- Step 1: Write the proportion equation
88,980.53 : 122,791.85 = 48,693.25 : x - Step 2: Convert to fraction form
88,980.53/122,791.85 = 48,693.25/x - Step 3: Cross multiply
88,980.53x = 122,791.85 × 48,693.25 - Step 4: Simplify right side
88,980.53x = 5,979,134,342.64 - Step 5: Solve for x
x = 5,979,134,342.64/88,980.53 - Step 6: Final answer
x = 67,195.99
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1.5x scale
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.