Finding the Fourth Proportional to 49,925,125.80, 74,887,688.70 and 44,256,421.80
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Solution
The fourth proportional to 49,925,125.80, 74,887,688.70 and 44,256,421.80 is: 66,384,632.70
Step by Step Solution
- Step 1: Write the proportion equation
49,925,125.80 : 74,887,688.70 = 44,256,421.80 : x - Step 2: Convert to fraction form
49,925,125.80/74,887,688.70 = 44,256,421.80/x - Step 3: Cross multiply
49,925,125.80x = 74,887,688.70 × 44,256,421.80 - Step 4: Simplify right side
49,925,125.80x = 3,314,261,138,734,293.50 - Step 5: Solve for x
x = 3,314,261,138,734,293.50/49,925,125.80 - Step 6: Final answer
x = 66,384,632.70
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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.