Finding the Fourth Proportional to 107,235,080.24, 147,972,569.99 and 60,181,361.50
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Solution
The fourth proportional to 107,235,080.24, 147,972,569.99 and 60,181,361.50 is: 83,043,633.73
Step by Step Solution
- Step 1: Write the proportion equation
107,235,080.24 : 147,972,569.99 = 60,181,361.50 : x - Step 2: Convert to fraction form
107,235,080.24/147,972,569.99 = 60,181,361.50/x - Step 3: Cross multiply
107,235,080.24x = 147,972,569.99 × 60,181,361.50 - Step 4: Simplify right side
107,235,080.24x = 8,905,190,726,351,335 - Step 5: Solve for x
x = 8,905,190,726,351,335/107,235,080.24 - Step 6: Final answer
x = 83,043,633.73
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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.