Finding the Fourth Proportional to 95,688,037.70, 143,532,056.55 and 84,350,629.70
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Solution
The fourth proportional to 95,688,037.70, 143,532,056.55 and 84,350,629.70 is: 126,525,944.55
Step by Step Solution
- Step 1: Write the proportion equation
95,688,037.70 : 143,532,056.55 = 84,350,629.70 : x - Step 2: Convert to fraction form
95,688,037.70/143,532,056.55 = 84,350,629.70/x - Step 3: Cross multiply
95,688,037.70x = 143,532,056.55 × 84,350,629.70 - Step 4: Simplify right side
95,688,037.70x = 12,107,019,352,128,510 - Step 5: Solve for x
x = 12,107,019,352,128,510/95,688,037.70 - Step 6: Final answer
x = 126,525,944.55
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1.5x scale
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.