Finding the Fourth Proportional to 246,032.24, 339,525.68 and 138,603.96
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Solution
The fourth proportional to 246,032.24, 339,525.68 and 138,603.96 is: 191,274.14
Step by Step Solution
- Step 1: Write the proportion equation
246,032.24 : 339,525.68 = 138,603.96 : x - Step 2: Convert to fraction form
246,032.24/339,525.68 = 138,603.96/x - Step 3: Cross multiply
246,032.24x = 339,525.68 × 138,603.96 - Step 4: Simplify right side
246,032.24x = 47,059,603,076.67 - Step 5: Solve for x
x = 47,059,603,076.67/246,032.24 - Step 6: Final answer
x = 191,274.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.