Finding the Fourth Proportional to 96,885.99, 145,395.41 and 37,721.97
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Solution
The fourth proportional to 96,885.99, 145,395.41 and 37,721.97 is: 56,608.82
Step by Step Solution
- Step 1: Write the proportion equation
96,885.99 : 145,395.41 = 37,721.97 : x - Step 2: Convert to fraction form
96,885.99/145,395.41 = 37,721.97/x - Step 3: Cross multiply
96,885.99x = 145,395.41 × 37,721.97 - Step 4: Simplify right side
96,885.99x = 5,484,601,105.55 - Step 5: Solve for x
x = 5,484,601,105.55/96,885.99 - Step 6: Final answer
x = 56,608.82
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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.