Finding the Fourth Proportional to 96,747.74, 145,177.60 and 40,582.81
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Solution
The fourth proportional to 96,747.74, 145,177.60 and 40,582.81 is: 60,897.70
Step by Step Solution
- Step 1: Write the proportion equation
96,747.74 : 145,177.60 = 40,582.81 : x - Step 2: Convert to fraction form
96,747.74/145,177.60 = 40,582.81/x - Step 3: Cross multiply
96,747.74x = 145,177.60 × 40,582.81 - Step 4: Simplify right side
96,747.74x = 5,891,714,957.06 - Step 5: Solve for x
x = 5,891,714,957.06/96,747.74 - Step 6: Final answer
x = 60,897.70
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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.