Finding the Fourth Proportional to 96,842.37, 145,271.92 and 26,721.68
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Solution
The fourth proportional to 96,842.37, 145,271.92 and 26,721.68 is: 40,084.83
Step by Step Solution
- Step 1: Write the proportion equation
96,842.37 : 145,271.92 = 26,721.68 : x - Step 2: Convert to fraction form
96,842.37/145,271.92 = 26,721.68/x - Step 3: Cross multiply
96,842.37x = 145,271.92 × 26,721.68 - Step 4: Simplify right side
96,842.37x = 3,881,909,759.23 - Step 5: Solve for x
x = 3,881,909,759.23/96,842.37 - Step 6: Final answer
x = 40,084.83
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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.