Finding the Fourth Proportional to 125,934,367.04, 173,832,905.76 and 73,740,178.88
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Solution
The fourth proportional to 125,934,367.04, 173,832,905.76 and 73,740,178.88 is: 101,786,905.89
Step by Step Solution
- Step 1: Write the proportion equation
125,934,367.04 : 173,832,905.76 = 73,740,178.88 : x - Step 2: Convert to fraction form
125,934,367.04/173,832,905.76 = 73,740,178.88/x - Step 3: Cross multiply
125,934,367.04x = 173,832,905.76 × 73,740,178.88 - Step 4: Simplify right side
125,934,367.04x = 12,818,469,565,972,580 - Step 5: Solve for x
x = 12,818,469,565,972,580/125,934,367.04 - Step 6: Final answer
x = 101,786,905.89
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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.