Finding the Fourth Proportional to 82,904,737.80, 124,357,106.70 and 26,171,041.80
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Solution
The fourth proportional to 82,904,737.80, 124,357,106.70 and 26,171,041.80 is: 39,256,562.70
Step by Step Solution
- Step 1: Write the proportion equation
82,904,737.80 : 124,357,106.70 = 26,171,041.80 : x - Step 2: Convert to fraction form
82,904,737.80/124,357,106.70 = 26,171,041.80/x - Step 3: Cross multiply
82,904,737.80x = 124,357,106.70 × 26,171,041.80 - Step 4: Simplify right side
82,904,737.80x = 3,254,555,037,572,760 - Step 5: Solve for x
x = 3,254,555,037,572,760/82,904,737.80 - Step 6: Final answer
x = 39,256,562.70
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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.