Finding the Fourth Proportional to 124,173,838.60, 186,260,757.90 and 59,444,324.80
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Solution
The fourth proportional to 124,173,838.60, 186,260,757.90 and 59,444,324.80 is: 89,166,487.20
Step by Step Solution
- Step 1: Write the proportion equation
124,173,838.60 : 186,260,757.90 = 59,444,324.80 : x - Step 2: Convert to fraction form
124,173,838.60/186,260,757.90 = 59,444,324.80/x - Step 3: Cross multiply
124,173,838.60x = 186,260,757.90 × 59,444,324.80 - Step 4: Simplify right side
124,173,838.60x = 11,072,144,990,101,766 - Step 5: Solve for x
x = 11,072,144,990,101,766/124,173,838.60 - Step 6: Final answer
x = 89,166,487.20
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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.