Finding the Fourth Proportional to 176,590.26, 243,747.09 and 101,188.98
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Solution
The fourth proportional to 176,590.26, 243,747.09 and 101,188.98 is: 139,670.89
Step by Step Solution
- Step 1: Write the proportion equation
176,590.26 : 243,747.09 = 101,188.98 : x - Step 2: Convert to fraction form
176,590.26/243,747.09 = 101,188.98/x - Step 3: Cross multiply
176,590.26x = 243,747.09 × 101,188.98 - Step 4: Simplify right side
176,590.26x = 24,664,519,415.07 - Step 5: Solve for x
x = 24,664,519,415.07/176,590.26 - Step 6: Final answer
x = 139,670.89
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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.