Finding the Fourth Proportional to 224,936.87, 310,412.96 and 122,962.79
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Solution
The fourth proportional to 224,936.87, 310,412.96 and 122,962.79 is: 169,688.69
Step by Step Solution
- Step 1: Write the proportion equation
224,936.87 : 310,412.96 = 122,962.79 : x - Step 2: Convert to fraction form
224,936.87/310,412.96 = 122,962.79/x - Step 3: Cross multiply
224,936.87x = 310,412.96 × 122,962.79 - Step 4: Simplify right side
224,936.87x = 38,169,241,446.88 - Step 5: Solve for x
x = 38,169,241,446.88/224,936.87 - Step 6: Final answer
x = 169,688.69
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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.