Finding the Fourth Proportional to 193,191.86, 266,373.06 and 125,184.02
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Solution
The fourth proportional to 193,191.86, 266,373.06 and 125,184.02 is: 172,603.80
Step by Step Solution
- Step 1: Write the proportion equation
193,191.86 : 266,373.06 = 125,184.02 : x - Step 2: Convert to fraction form
193,191.86/266,373.06 = 125,184.02/x - Step 3: Cross multiply
193,191.86x = 266,373.06 × 125,184.02 - Step 4: Simplify right side
193,191.86x = 33,345,649,138.64 - Step 5: Solve for x
x = 33,345,649,138.64/193,191.86 - Step 6: Final answer
x = 172,603.80
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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.