Finding the Fourth Proportional to 124,073,174.70, 186,109,762.05 and 31,956,734.70
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Solution
The fourth proportional to 124,073,174.70, 186,109,762.05 and 31,956,734.70 is: 47,935,102.05
Step by Step Solution
- Step 1: Write the proportion equation
124,073,174.70 : 186,109,762.05 = 31,956,734.70 : x - Step 2: Convert to fraction form
124,073,174.70/186,109,762.05 = 31,956,734.70/x - Step 3: Cross multiply
124,073,174.70x = 186,109,762.05 × 31,956,734.70 - Step 4: Simplify right side
124,073,174.70x = 5,947,460,290,911,978 - Step 5: Solve for x
x = 5,947,460,290,911,978/124,073,174.70 - Step 6: Final answer
x = 47,935,102.05
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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.