Finding the Fourth Proportional to 35,442,078.70, 53,174,927.85 and 31,632,324.70
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Solution
The fourth proportional to 35,442,078.70, 53,174,927.85 and 31,632,324.70 is: 47,459,027.39
Step by Step Solution
- Step 1: Write the proportion equation
35,442,078.70 : 53,174,927.85 = 31,632,324.70 : x - Step 2: Convert to fraction form
35,442,078.70/53,174,927.85 = 31,632,324.70/x - Step 3: Cross multiply
35,442,078.70x = 53,174,927.85 × 31,632,324.70 - Step 4: Simplify right side
35,442,078.70x = 1,682,046,583,650,273 - Step 5: Solve for x
x = 1,682,046,583,650,273/35,442,078.70 - Step 6: Final answer
x = 47,459,027.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.