Finding the Fourth Proportional to 126,533,083.37, 174,545,341.86 and 73,603,836.68
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Solution
The fourth proportional to 126,533,083.37, 174,545,341.86 and 73,603,836.68 is: 101,532,393.69
Step by Step Solution
- Step 1: Write the proportion equation
126,533,083.37 : 174,545,341.86 = 73,603,836.68 : x - Step 2: Convert to fraction form
126,533,083.37/174,545,341.86 = 73,603,836.68/x - Step 3: Cross multiply
126,533,083.37x = 174,545,341.86 × 73,603,836.68 - Step 4: Simplify right side
126,533,083.37x = 12,847,206,834,921,496 - Step 5: Solve for x
x = 12,847,206,834,921,496/126,533,083.37 - Step 6: Final answer
x = 101,532,393.69
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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.