Finding the Fourth Proportional to 149,731.48, 224,895.30 and 93,670.84
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Solution
The fourth proportional to 149,731.48, 224,895.30 and 93,670.84 is: 140,692.74
Step by Step Solution
- Step 1: Write the proportion equation
149,731.48 : 224,895.30 = 93,670.84 : x - Step 2: Convert to fraction form
149,731.48/224,895.30 = 93,670.84/x - Step 3: Cross multiply
149,731.48x = 224,895.30 × 93,670.84 - Step 4: Simplify right side
149,731.48x = 21,066,131,663.05 - Step 5: Solve for x
x = 21,066,131,663.05/149,731.48 - Step 6: Final answer
x = 140,692.74
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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.