Finding the Fourth Proportional to 186,533.18, 257,415.84 and 101,650.26
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Solution
The fourth proportional to 186,533.18, 257,415.84 and 101,650.26 is: 140,277.39
Step by Step Solution
- Step 1: Write the proportion equation
186,533.18 : 257,415.84 = 101,650.26 : x - Step 2: Convert to fraction form
186,533.18/257,415.84 = 101,650.26/x - Step 3: Cross multiply
186,533.18x = 257,415.84 × 101,650.26 - Step 4: Simplify right side
186,533.18x = 26,166,387,064.12 - Step 5: Solve for x
x = 26,166,387,064.12/186,533.18 - Step 6: Final answer
x = 140,277.39
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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.