Finding the Fourth Proportional to 107,441.52, 148,260.63 and 62,122.44
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Solution
The fourth proportional to 107,441.52, 148,260.63 and 62,122.44 is: 85,723.96
Step by Step Solution
- Step 1: Write the proportion equation
107,441.52 : 148,260.63 = 62,122.44 : x - Step 2: Convert to fraction form
107,441.52/148,260.63 = 62,122.44/x - Step 3: Cross multiply
107,441.52x = 148,260.63 × 62,122.44 - Step 4: Simplify right side
107,441.52x = 9,210,312,091.54 - Step 5: Solve for x
x = 9,210,312,091.54/107,441.52 - Step 6: Final answer
x = 85,723.96
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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.