Finding the Fourth Proportional to 193,374.53, 266,852.70 and 107,328.49
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Solution
The fourth proportional to 193,374.53, 266,852.70 and 107,328.49 is: 148,111.01
Step by Step Solution
- Step 1: Write the proportion equation
193,374.53 : 266,852.70 = 107,328.49 : x - Step 2: Convert to fraction form
193,374.53/266,852.70 = 107,328.49/x - Step 3: Cross multiply
193,374.53x = 266,852.70 × 107,328.49 - Step 4: Simplify right side
193,374.53x = 28,640,896,676.29 - Step 5: Solve for x
x = 28,640,896,676.29/193,374.53 - Step 6: Final answer
x = 148,111.01
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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.