Finding the Fourth Proportional to 186,408.17, 257,243.24 and 101,525.23
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Solution
The fourth proportional to 186,408.17, 257,243.24 and 101,525.23 is: 140,104.80
Step by Step Solution
- Step 1: Write the proportion equation
186,408.17 : 257,243.24 = 101,525.23 : x - Step 2: Convert to fraction form
186,408.17/257,243.24 = 101,525.23/x - Step 3: Cross multiply
186,408.17x = 257,243.24 × 101,525.23 - Step 4: Simplify right side
186,408.17x = 26,116,679,682.31 - Step 5: Solve for x
x = 26,116,679,682.31/186,408.17 - Step 6: Final answer
x = 140,104.80
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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.