Finding the Fourth Proportional to 104,823.84, 157,233.86 and 25,938.08
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Solution
The fourth proportional to 104,823.84, 157,233.86 and 25,938.08 is: 38,906.64
Step by Step Solution
- Step 1: Write the proportion equation
104,823.84 : 157,233.86 = 25,938.08 : x - Step 2: Convert to fraction form
104,823.84/157,233.86 = 25,938.08/x - Step 3: Cross multiply
104,823.84x = 157,233.86 × 25,938.08 - Step 4: Simplify right side
104,823.84x = 4,078,343,523.53 - Step 5: Solve for x
x = 4,078,343,523.53/104,823.84 - Step 6: Final answer
x = 38,906.64
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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.