Finding the Fourth Proportional to 96,452.44, 133,101.32 and 53,430.20
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Solution
The fourth proportional to 96,452.44, 133,101.32 and 53,430.20 is: 73,731.99
Step by Step Solution
- Step 1: Write the proportion equation
96,452.44 : 133,101.32 = 53,430.20 : x - Step 2: Convert to fraction form
96,452.44/133,101.32 = 53,430.20/x - Step 3: Cross multiply
96,452.44x = 133,101.32 × 53,430.20 - Step 4: Simplify right side
96,452.44x = 7,111,630,147.86 - Step 5: Solve for x
x = 7,111,630,147.86/96,452.44 - Step 6: Final answer
x = 73,731.99
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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.