Finding the Fourth Proportional to 83,239,094.70, 124,609,877.60 and 50,350,131.68
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Solution
The fourth proportional to 83,239,094.70, 124,609,877.60 and 50,350,131.68 is: 75,374,723.47
Step by Step Solution
- Step 1: Write the proportion equation
83,239,094.70 : 124,609,877.60 = 50,350,131.68 : x - Step 2: Convert to fraction form
83,239,094.70/124,609,877.60 = 50,350,131.68/x - Step 3: Cross multiply
83,239,094.70x = 124,609,877.60 × 50,350,131.68 - Step 4: Simplify right side
83,239,094.70x = 6,274,123,744,913,882 - Step 5: Solve for x
x = 6,274,123,744,913,882/83,239,094.70 - Step 6: Final answer
x = 75,374,723.47
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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.