Finding the Fourth Proportional to 88,039,083.25, 121,497,729.33 and 48,880,865.26
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Solution
The fourth proportional to 88,039,083.25, 121,497,729.33 and 48,880,865.26 is: 67,457,700.80
Step by Step Solution
- Step 1: Write the proportion equation
88,039,083.25 : 121,497,729.33 = 48,880,865.26 : x - Step 2: Convert to fraction form
88,039,083.25/121,497,729.33 = 48,880,865.26/x - Step 3: Cross multiply
88,039,083.25x = 121,497,729.33 × 48,880,865.26 - Step 4: Simplify right side
88,039,083.25x = 5,938,914,136,775,680 - Step 5: Solve for x
x = 5,938,914,136,775,680/88,039,083.25 - Step 6: Final answer
x = 67,457,700.80
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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.