Finding the Fourth Proportional to 106,106.04, 159,159.09 and 27,220.26
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Solution
The fourth proportional to 106,106.04, 159,159.09 and 27,220.26 is: 40,830.40
Step by Step Solution
- Step 1: Write the proportion equation
106,106.04 : 159,159.09 = 27,220.26 : x - Step 2: Convert to fraction form
106,106.04/159,159.09 = 27,220.26/x - Step 3: Cross multiply
106,106.04x = 159,159.09 × 27,220.26 - Step 4: Simplify right side
106,106.04x = 4,332,351,811.16 - Step 5: Solve for x
x = 4,332,351,811.16/106,106.04 - Step 6: Final answer
x = 40,830.40
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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.