Finding the Fourth Proportional to 106,829,246.75, 147,424,360.50 and 57,936,674.75
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Solution
The fourth proportional to 106,829,246.75, 147,424,360.50 and 57,936,674.75 is: 79,952,611.14
Step by Step Solution
- Step 1: Write the proportion equation
106,829,246.75 : 147,424,360.50 = 57,936,674.75 : x - Step 2: Convert to fraction form
106,829,246.75/147,424,360.50 = 57,936,674.75/x - Step 3: Cross multiply
106,829,246.75x = 147,424,360.50 × 57,936,674.75 - Step 4: Simplify right side
106,829,246.75x = 8,541,277,223,778,125 - Step 5: Solve for x
x = 8,541,277,223,778,125/106,829,246.75 - Step 6: Final answer
x = 79,952,611.14
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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.