Finding the Fourth Proportional to 178,567.76, 246,430.58 and 97,998.17
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Solution
The fourth proportional to 178,567.76, 246,430.58 and 97,998.17 is: 135,241.35
Step by Step Solution
- Step 1: Write the proportion equation
178,567.76 : 246,430.58 = 97,998.17 : x - Step 2: Convert to fraction form
178,567.76/246,430.58 = 97,998.17/x - Step 3: Cross multiply
178,567.76x = 246,430.58 × 97,998.17 - Step 4: Simplify right side
178,567.76x = 24,149,744,149.89 - Step 5: Solve for x
x = 24,149,744,149.89/178,567.76 - Step 6: Final answer
x = 135,241.35
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1.5x scale
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.