Finding the Fourth Proportional to 63,091,734.08, 86,987,701.92 and 52,652,765.12
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Solution
The fourth proportional to 63,091,734.08, 86,987,701.92 and 52,652,765.12 is: 72,594,977.84
Step by Step Solution
- Step 1: Write the proportion equation
63,091,734.08 : 86,987,701.92 = 52,652,765.12 : x - Step 2: Convert to fraction form
63,091,734.08/86,987,701.92 = 52,652,765.12/x - Step 3: Cross multiply
63,091,734.08x = 86,987,701.92 × 52,652,765.12 - Step 4: Simplify right side
63,091,734.08x = 4,580,143,037,522,333 - Step 5: Solve for x
x = 4,580,143,037,522,333/63,091,734.08 - Step 6: Final answer
x = 72,594,977.84
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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.