Finding the Fourth Proportional to 196,040, 270,539.52 and 106,616
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Solution
The fourth proportional to 196,040, 270,539.52 and 106,616 is: 147,132.43
Step by Step Solution
- Step 1: Write the proportion equation
196,040 : 270,539.52 = 106,616 : x - Step 2: Convert to fraction form
196,040/270,539.52 = 106,616/x - Step 3: Cross multiply
196,040x = 270,539.52 × 106,616 - Step 4: Simplify right side
196,040x = 28,843,841,464.32 - Step 5: Solve for x
x = 28,843,841,464.32/196,040 - Step 6: Final answer
x = 147,132.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.