Finding the Fourth Proportional to 267,231.68, 368,779.86 and 146,374.98
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Solution
The fourth proportional to 267,231.68, 368,779.86 and 146,374.98 is: 201,997.55
Step by Step Solution
- Step 1: Write the proportion equation
267,231.68 : 368,779.86 = 146,374.98 : x - Step 2: Convert to fraction form
267,231.68/368,779.86 = 146,374.98/x - Step 3: Cross multiply
267,231.68x = 368,779.86 × 146,374.98 - Step 4: Simplify right side
267,231.68x = 53,980,144,631.90 - Step 5: Solve for x
x = 53,980,144,631.90/267,231.68 - Step 6: Final answer
x = 201,997.55
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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.