Finding the Fourth Proportional to 102,287,549.34, 153,432,653.63 and 34,130,241.09
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Solution
The fourth proportional to 102,287,549.34, 153,432,653.63 and 34,130,241.09 is: 51,195,805.29
Step by Step Solution
- Step 1: Write the proportion equation
102,287,549.34 : 153,432,653.63 = 34,130,241.09 : x - Step 2: Convert to fraction form
102,287,549.34/153,432,653.63 = 34,130,241.09/x - Step 3: Cross multiply
102,287,549.34x = 153,432,653.63 × 34,130,241.09 - Step 4: Simplify right side
102,287,549.34x = 5,236,693,459,299,713 - Step 5: Solve for x
x = 5,236,693,459,299,713/102,287,549.34 - Step 6: Final answer
x = 51,195,805.29
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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.