Finding the Fourth Proportional to 76,564,201.93, 105,658,114.93 and 43,524,452.68
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Solution
The fourth proportional to 76,564,201.93, 105,658,114.93 and 43,524,452.68 is: 60,063,469.71
Step by Step Solution
- Step 1: Write the proportion equation
76,564,201.93 : 105,658,114.93 = 43,524,452.68 : x - Step 2: Convert to fraction form
76,564,201.93/105,658,114.93 = 43,524,452.68/x - Step 3: Cross multiply
76,564,201.93x = 105,658,114.93 × 43,524,452.68 - Step 4: Simplify right side
76,564,201.93x = 4,598,711,623,155,830 - Step 5: Solve for x
x = 4,598,711,623,155,830/76,564,201.93 - Step 6: Final answer
x = 60,063,469.71
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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.