Finding the Fourth Proportional to 88,573,601.70, 132,860,402.55 and 49,831,552.80
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Solution
The fourth proportional to 88,573,601.70, 132,860,402.55 and 49,831,552.80 is: 74,747,329.20
Step by Step Solution
- Step 1: Write the proportion equation
88,573,601.70 : 132,860,402.55 = 49,831,552.80 : x - Step 2: Convert to fraction form
88,573,601.70/132,860,402.55 = 49,831,552.80/x - Step 3: Cross multiply
88,573,601.70x = 132,860,402.55 × 49,831,552.80 - Step 4: Simplify right side
88,573,601.70x = 6,620,640,164,699,579 - Step 5: Solve for x
x = 6,620,640,164,699,579/88,573,601.70 - Step 6: Final answer
x = 74,747,329.20
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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.