Finding the Fourth Proportional to 106,175.93, 159,263.84 and 38,713.01
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Solution
The fourth proportional to 106,175.93, 159,263.84 and 38,713.01 is: 58,069.49
Step by Step Solution
- Step 1: Write the proportion equation
106,175.93 : 159,263.84 = 38,713.01 : x - Step 2: Convert to fraction form
106,175.93/159,263.84 = 38,713.01/x - Step 3: Cross multiply
106,175.93x = 159,263.84 × 38,713.01 - Step 4: Simplify right side
106,175.93x = 6,165,581,640.67 - Step 5: Solve for x
x = 6,165,581,640.67/106,175.93 - Step 6: Final answer
x = 58,069.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.