Finding the Fourth Proportional to 178,415.18, 246,216.33 and 97,837.91
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Solution
The fourth proportional to 178,415.18, 246,216.33 and 97,837.91 is: 135,018.17
Step by Step Solution
- Step 1: Write the proportion equation
178,415.18 : 246,216.33 = 97,837.91 : x - Step 2: Convert to fraction form
178,415.18/246,216.33 = 97,837.91/x - Step 3: Cross multiply
178,415.18x = 246,216.33 × 97,837.91 - Step 4: Simplify right side
178,415.18x = 24,089,289,903.99 - Step 5: Solve for x
x = 24,089,289,903.99/178,415.18 - Step 6: Final answer
x = 135,018.17
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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.