Finding the Fourth Proportional to 42,826,861.08, 59,101,143.48 and 23,247,762.75
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Solution
The fourth proportional to 42,826,861.08, 59,101,143.48 and 23,247,762.75 is: 32,081,953.41
Step by Step Solution
- Step 1: Write the proportion equation
42,826,861.08 : 59,101,143.48 = 23,247,762.75 : x - Step 2: Convert to fraction form
42,826,861.08/59,101,143.48 = 23,247,762.75/x - Step 3: Cross multiply
42,826,861.08x = 59,101,143.48 × 23,247,762.75 - Step 4: Simplify right side
42,826,861.08x = 1,373,969,361,876,749.25 - Step 5: Solve for x
x = 1,373,969,361,876,749.25/42,826,861.08 - Step 6: Final answer
x = 32,081,953.41
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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.