Finding the Fourth Proportional to 69,291,757.08, 95,621,464.98 and 38,351,263.68
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Solution
The fourth proportional to 69,291,757.08, 95,621,464.98 and 38,351,263.68 is: 52,924,101.96
Step by Step Solution
- Step 1: Write the proportion equation
69,291,757.08 : 95,621,464.98 = 38,351,263.68 : x - Step 2: Convert to fraction form
69,291,757.08/95,621,464.98 = 38,351,263.68/x - Step 3: Cross multiply
69,291,757.08x = 95,621,464.98 × 38,351,263.68 - Step 4: Simplify right side
69,291,757.08x = 3,667,204,016,915,866 - Step 5: Solve for x
x = 3,667,204,016,915,866/69,291,757.08 - Step 6: Final answer
x = 52,924,101.96
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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.