Finding the Fourth Proportional to 93,381.26, 140,126.56 and 34,221.08
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Solution
The fourth proportional to 93,381.26, 140,126.56 and 34,221.08 is: 51,351.66
Step by Step Solution
- Step 1: Write the proportion equation
93,381.26 : 140,126.56 = 34,221.08 : x - Step 2: Convert to fraction form
93,381.26/140,126.56 = 34,221.08/x - Step 3: Cross multiply
93,381.26x = 140,126.56 × 34,221.08 - Step 4: Simplify right side
93,381.26x = 4,795,282,484.65 - Step 5: Solve for x
x = 4,795,282,484.65/93,381.26 - Step 6: Final answer
x = 51,351.66
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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.