Finding the Fourth Proportional to 68,366,529.53, 94,345,815.36 and 37,426,698.81
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Solution
The fourth proportional to 68,366,529.53, 94,345,815.36 and 37,426,698.81 is: 51,648,846.88
Step by Step Solution
- Step 1: Write the proportion equation
68,366,529.53 : 94,345,815.36 = 37,426,698.81 : x - Step 2: Convert to fraction form
68,366,529.53/94,345,815.36 = 37,426,698.81/x - Step 3: Cross multiply
68,366,529.53x = 94,345,815.36 × 37,426,698.81 - Step 4: Simplify right side
68,366,529.53x = 3,531,052,415,602,942 - Step 5: Solve for x
x = 3,531,052,415,602,942/68,366,529.53 - Step 6: Final answer
x = 51,648,846.88
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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.