Finding the Fourth Proportional to 95,826,177.20, 143,739,265.80 and 57,562,425.20
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Solution
The fourth proportional to 95,826,177.20, 143,739,265.80 and 57,562,425.20 is: 86,343,637.80
Step by Step Solution
- Step 1: Write the proportion equation
95,826,177.20 : 143,739,265.80 = 57,562,425.20 : x - Step 2: Convert to fraction form
95,826,177.20/143,739,265.80 = 57,562,425.20/x - Step 3: Cross multiply
95,826,177.20x = 143,739,265.80 × 57,562,425.20 - Step 4: Simplify right side
95,826,177.20x = 8,273,980,735,915,419 - Step 5: Solve for x
x = 8,273,980,735,915,419/95,826,177.20 - Step 6: Final answer
x = 86,343,637.80
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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.