Finding the Fourth Proportional to 100,766.68, 151,125.69 and 29,669.99
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Solution
The fourth proportional to 100,766.68, 151,125.69 and 29,669.99 is: 44,497.82
Step by Step Solution
- Step 1: Write the proportion equation
100,766.68 : 151,125.69 = 29,669.99 : x - Step 2: Convert to fraction form
100,766.68/151,125.69 = 29,669.99/x - Step 3: Cross multiply
100,766.68x = 151,125.69 × 29,669.99 - Step 4: Simplify right side
100,766.68x = 4,483,897,711.04 - Step 5: Solve for x
x = 4,483,897,711.04/100,766.68 - Step 6: Final answer
x = 44,497.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.