Finding the Fourth Proportional to 88,430.25, 132,561.99 and 44,015.01
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Solution
The fourth proportional to 88,430.25, 132,561.99 and 44,015.01 is: 65,981.02
Step by Step Solution
- Step 1: Write the proportion equation
88,430.25 : 132,561.99 = 44,015.01 : x - Step 2: Convert to fraction form
88,430.25/132,561.99 = 44,015.01/x - Step 3: Cross multiply
88,430.25x = 132,561.99 × 44,015.01 - Step 4: Simplify right side
88,430.25x = 5,834,717,812.58 - Step 5: Solve for x
x = 5,834,717,812.58/88,430.25 - Step 6: Final answer
x = 65,981.02
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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.