Finding the Fourth Proportional to 73,372.97, 110,108.79 and 25,987.91
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Solution
The fourth proportional to 73,372.97, 110,108.79 and 25,987.91 is: 38,999.33
Step by Step Solution
- Step 1: Write the proportion equation
73,372.97 : 110,108.79 = 25,987.91 : x - Step 2: Convert to fraction form
73,372.97/110,108.79 = 25,987.91/x - Step 3: Cross multiply
73,372.97x = 110,108.79 × 25,987.91 - Step 4: Simplify right side
73,372.97x = 2,861,496,774.18 - Step 5: Solve for x
x = 2,861,496,774.18/73,372.97 - Step 6: Final answer
x = 38,999.33
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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.