Finding the Fourth Proportional to 97,053,231.48, 145,650,074.49 and 37,974,351.57
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Solution
The fourth proportional to 97,053,231.48, 145,650,074.49 and 37,974,351.57 is: 56,989,005.42
Step by Step Solution
- Step 1: Write the proportion equation
97,053,231.48 : 145,650,074.49 = 37,974,351.57 : x - Step 2: Convert to fraction form
97,053,231.48/145,650,074.49 = 37,974,351.57/x - Step 3: Cross multiply
97,053,231.48x = 145,650,074.49 × 37,974,351.57 - Step 4: Simplify right side
97,053,231.48x = 5,530,967,134,879,949 - Step 5: Solve for x
x = 5,530,967,134,879,949/97,053,231.48 - Step 6: Final answer
x = 56,989,005.42
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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.