Finding the Fourth Proportional to 69,686,480.70, 104,543,674.05 and 39,024,664.14
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Solution
The fourth proportional to 69,686,480.70, 104,543,674.05 and 39,024,664.14 is: 58,544,809.94
Step by Step Solution
- Step 1: Write the proportion equation
69,686,480.70 : 104,543,674.05 = 39,024,664.14 : x - Step 2: Convert to fraction form
69,686,480.70/104,543,674.05 = 39,024,664.14/x - Step 3: Cross multiply
69,686,480.70x = 104,543,674.05 × 39,024,664.14 - Step 4: Simplify right side
69,686,480.70x = 4,079,781,767,762,883.50 - Step 5: Solve for x
x = 4,079,781,767,762,883.50/69,686,480.70 - Step 6: Final answer
x = 58,544,809.94
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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.