Finding the Fourth Proportional to 197,534.94, 272,596.14 and 106,888.92
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Solution
The fourth proportional to 197,534.94, 272,596.14 and 106,888.92 is: 147,505.59
Step by Step Solution
- Step 1: Write the proportion equation
197,534.94 : 272,596.14 = 106,888.92 : x - Step 2: Convert to fraction form
197,534.94/272,596.14 = 106,888.92/x - Step 3: Cross multiply
197,534.94x = 272,596.14 × 106,888.92 - Step 4: Simplify right side
197,534.94x = 29,137,507,000.77 - Step 5: Solve for x
x = 29,137,507,000.77/197,534.94 - Step 6: Final answer
x = 147,505.59
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1.5x scale
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.