Finding the Fourth Proportional to 48,505,126.82, 66,767,174.84 and 42,299,224.55
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Solution
The fourth proportional to 48,505,126.82, 66,767,174.84 and 42,299,224.55 is: 58,224,767.28
Step by Step Solution
- Step 1: Write the proportion equation
48,505,126.82 : 66,767,174.84 = 42,299,224.55 : x - Step 2: Convert to fraction form
48,505,126.82/66,767,174.84 = 42,299,224.55/x - Step 3: Cross multiply
48,505,126.82x = 66,767,174.84 × 42,299,224.55 - Step 4: Simplify right side
48,505,126.82x = 2,824,199,720,580,938.50 - Step 5: Solve for x
x = 2,824,199,720,580,938.50/48,505,126.82 - Step 6: Final answer
x = 58,224,767.28
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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.