Finding the Fourth Proportional to 193,110.06, 266,507.58 and 107,077.60
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Solution
The fourth proportional to 193,110.06, 266,507.58 and 107,077.60 is: 147,775.79
Step by Step Solution
- Step 1: Write the proportion equation
193,110.06 : 266,507.58 = 107,077.60 : x - Step 2: Convert to fraction form
193,110.06/266,507.58 = 107,077.60/x - Step 3: Cross multiply
193,110.06x = 266,507.58 × 107,077.60 - Step 4: Simplify right side
193,110.06x = 28,536,992,048.21 - Step 5: Solve for x
x = 28,536,992,048.21/193,110.06 - Step 6: Final answer
x = 147,775.79
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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.